Q: What is the sum of all factors of the number 647,620 excluding 647,620?
A: 712,424
The factors of the number 647,620 are: 1, 2, 4, 5, 10, 20, 32381, 64762, 129524, 161905, 323810, 647620.
If you add them up, you will get the total of 648,332. Now subtract 647,620 to get 712,424