Q: What is the sum of all factors of the number 649,960 excluding 649,960?
A: 812,540
The factors of the number 649,960 are: 1, 2, 4, 5, 8, 10, 20, 40, 16249, 32498, 64996, 81245, 129992, 162490, 324980, 649960.
If you add them up, you will get the total of 650,772. Now subtract 649,960 to get 812,540