Q: What is the sum of all factors of the number 642,730 excluding 642,730?
A: 619,574
The factors of the number 642,730 are: 1, 2, 5, 10, 11, 22, 55, 110, 5843, 11686, 29215, 58430, 64273, 128546, 321365, 642730.
If you add them up, you will get the total of 643,349. Now subtract 642,730 to get 619,574