Q: What is the sum of all factors of the number 340,380 excluding 340,380?

A: 742,884

Why is 742,884 the sum of all factors of 340,380, excluding 340,380?

The factors of the number 340,380 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 61, 62, 90, 93, 122, 124, 155, 180, 183, 186, 244, 279, 305, 310, 366, 372, 465, 549, 558, 610, 620, 732, 915, 930, 1098, 1116, 1220, 1395, 1830, 1860, 1891, 2196, 2745, 2790, 3660, 3782, 5490, 5580, 5673, 7564, 9455, 10980, 11346, 17019, 18910, 22692, 28365, 34038, 37820, 56730, 68076, 85095, 113460, 170190, 340380.

If you add them up, you will get the total of 341,122. Now subtract 340,380 to get 742,884