Q: What is the sum of all factors of the number 412,420 excluding 412,420?
A: 505,364
The factors of the number 412,420 are: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1213, 2426, 4852, 6065, 12130, 20621, 24260, 41242, 82484, 103105, 206210, 412420.
If you add them up, you will get the total of 412,925. Now subtract 412,420 to get 505,364