Q: What is the sum of all factors of the number 561,980 excluding 561,980?
A: 618,220
The factors of the number 561,980 are: 1, 2, 4, 5, 10, 20, 28099, 56198, 112396, 140495, 280990, 561980.
If you add them up, you will get the total of 562,598. Now subtract 561,980 to get 618,220