Q: What is the sum of all factors of the number 25,431,260 excluding 25,431,260?

A: 30,361,540

Why is 30,361,540 the sum of all factors of 25,431,260, excluding 25,431,260?

The factors of the number 25,431,260 are: 1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 163, 269, 290, 326, 538, 580, 652, 815, 1076, 1345, 1630, 2690, 3260, 4727, 5380, 7801, 9454, 15602, 18908, 23635, 31204, 39005, 43847, 47270, 78010, 87694, 94540, 156020, 175388, 219235, 438470, 876940, 1271563, 2543126, 5086252, 6357815, 12715630, 25431260.

If you add them up, you will get the total of 25,431,290. Now subtract 25,431,260 to get 30,361,540