Q: What is the sum of all factors of the number 1,571,420 excluding 1,571,420?
A: 1,728,604
The factors of the number 1,571,420 are: 1, 2, 4, 5, 10, 20, 78571, 157142, 314284, 392855, 785710, 1571420.
If you add them up, you will get the total of 1,571,421. Now subtract 1,571,420 to get 1,728,604