Q: What is the sum of all factors of the number 11,101,100 excluding 11,101,100?

A: 13,772,308

Why is 13,772,308 the sum of all factors of 11,101,100, excluding 11,101,100?

The factors of the number 11,101,100 are: 1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 3581, 7162, 14324, 17905, 35810, 71620, 89525, 111011, 179050, 222022, 358100, 444044, 555055, 1110110, 2220220, 2775275, 5550550, 11101100.

If you add them up, you will get the total of 11,101,113. Now subtract 11,101,100 to get 13,772,308