Q: What is the sum of all factors of the number 1,720,605 excluding 1,720,605?
A: 1,049,379
The factors of the number 1,720,605 are: 1, 3, 5, 15, 251, 457, 753, 1255, 1371, 2285, 3765, 6855, 114707, 344121, 573535, 1720605.
If you add them up, you will get the total of 1,720,606. Now subtract 1,720,605 to get 1,049,379