Q: What is the sum of all factors of the number 621,404 excluding 621,404?
A: 621,460
The factors of the number 621,404 are: 1, 2, 4, 7, 14, 28, 22193, 44386, 88772, 155351, 310702, 621404.
If you add them up, you will get the total of 622,025. Now subtract 621,404 to get 621,460