Q: What is the sum of all factors of the number 620,389 excluding 620,389?
A: 167,579
The factors of the number 620,389 are: 1, 7, 11, 49, 77, 539, 1151, 8057, 12661, 56399, 88627, 620389.
If you add them up, you will get the total of 620,556. Now subtract 620,389 to get 167,579