Q: What is the sum of all factors of the number 33,840 excluding 33,840?

A: 82,224

Why is 82,224 the sum of all factors of 33,840, excluding 33,840?

The factors of the number 33,840 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 564, 705, 720, 752, 846, 940, 1128, 1410, 1692, 1880, 2115, 2256, 2820, 3384, 3760, 4230, 5640, 6768, 8460, 11280, 16920, 33840.

If you add them up, you will get the total of 33,922. Now subtract 33,840 to get 82,224