Q: What is the sum of all factors of the number 31,230,020 excluding 31,230,020?

A: 40,475,068

Why is 40,475,068 the sum of all factors of 31,230,020, excluding 31,230,020?

The factors of the number 31,230,020 are: 1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 2963, 5270, 5926, 10540, 11852, 14815, 29630, 50371, 59260, 91853, 100742, 183706, 201484, 251855, 367412, 459265, 503710, 918530, 1007420, 1561501, 1837060, 3123002, 6246004, 7807505, 15615010, 31230020.

If you add them up, you will get the total of 31,230,060. Now subtract 31,230,020 to get 40,475,068