Q: What is the sum of all factors of the number 253,000 excluding 253,000?

A: 420,920

Why is 420,920 the sum of all factors of 253,000, excluding 253,000?

The factors of the number 253,000 are: 1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 88, 92, 100, 110, 115, 125, 184, 200, 220, 230, 250, 253, 275, 440, 460, 500, 506, 550, 575, 920, 1000, 1012, 1100, 1150, 1265, 1375, 2024, 2200, 2300, 2530, 2750, 2875, 4600, 5060, 5500, 5750, 6325, 10120, 11000, 11500, 12650, 23000, 25300, 31625, 50600, 63250, 126500, 253000.

If you add them up, you will get the total of 253,420. Now subtract 253,000 to get 420,920