Q: What is the sum of all factors of the number 31,931,020 excluding 31,931,020?

A: 45,080,180

Why is 45,080,180 the sum of all factors of 31,931,020, excluding 31,931,020?

The factors of the number 31,931,020 are: 1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 7639, 15278, 30556, 38195, 76390, 84029, 145141, 152780, 168058, 290282, 336116, 420145, 580564, 725705, 840290, 1451410, 1596551, 1680580, 2902820, 3193102, 6386204, 7982755, 15965510, 31931020.

If you add them up, you will get the total of 31,931,065. Now subtract 31,931,020 to get 45,080,180