Q: What is the sum of all factors of the number 1,209,566 excluding 1,209,566?
A: 639,178
The factors of the number 1,209,566 are: 1, 2, 53, 106, 11411, 22822, 604783, 1209566.
If you add them up, you will get the total of 1,210,205. Now subtract 1,209,566 to get 639,178