Q: What is the sum of all factors of the number 315,400 excluding 315,400?

A: 465,800

Why is 465,800 the sum of all factors of 315,400, excluding 315,400?

The factors of the number 315,400 are: 1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 83, 95, 100, 152, 166, 190, 200, 332, 380, 415, 475, 664, 760, 830, 950, 1577, 1660, 1900, 2075, 3154, 3320, 3800, 4150, 6308, 7885, 8300, 12616, 15770, 16600, 31540, 39425, 63080, 78850, 157700, 315400.

If you add them up, you will get the total of 315,865. Now subtract 315,400 to get 465,800