Q: What is the sum of all factors of the number 260,502,040 excluding 260,502,040?

A: 326,613,320

Why is 326,613,320 the sum of all factors of 260,502,040, excluding 260,502,040?

The factors of the number 260,502,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 10321, 12620, 20642, 25240, 41284, 51605, 82568, 103210, 206420, 412840, 6512551, 13025102, 26050204, 32562755, 52100408, 65125510, 130251020, 260502040.

If you add them up, you will get the total of 260,502,366. Now subtract 260,502,040 to get 326,613,320