Q: What is the sum of all factors of the number 20,635,620 excluding 20,635,620?

A: 40,545,948

Why is 40,545,948 the sum of all factors of 20,635,620, excluding 20,635,620?

The factors of the number 20,635,620 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20231, 40462, 60693, 80924, 101155, 121386, 202310, 242772, 303465, 343927, 404620, 606930, 687854, 1031781, 1213860, 1375708, 1719635, 2063562, 3439270, 4127124, 5158905, 6878540, 10317810, 20635620.

If you add them up, you will get the total of 20,635,660. Now subtract 20,635,620 to get 40,545,948