Q: What is the sum of all factors of the number 620,505,410 excluding 620,505,410?

A: 656,908,222

Why is 656,908,222 the sum of all factors of 620,505,410, excluding 620,505,410?

The factors of the number 620,505,410 are: 1, 2, 5, 7, 10, 14, 35, 70, 1901, 3802, 4663, 9326, 9505, 13307, 19010, 23315, 26614, 32641, 46630, 65282, 66535, 133070, 163205, 326410, 8864363, 17728726, 44321815, 62050541, 88643630, 124101082, 310252705, 620505410.

If you add them up, you will get the total of 620,506,066. Now subtract 620,505,410 to get 656,908,222