Q: What is the sum of all factors of the number 387,870 excluding 387,870?
A: 676,578
The factors of the number 387,870 are: 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1847, 3694, 5541, 9235, 11082, 12929, 18470, 25858, 27705, 38787, 55410, 64645, 77574, 129290, 193935, 387870.
If you add them up, you will get the total of 388,546. Now subtract 387,870 to get 676,578