Q: What is the sum of all factors of the number 400,223,530 excluding 400,223,530?

A: 426,334,166

Why is 426,334,166 the sum of all factors of 400,223,530, excluding 400,223,530?

The factors of the number 400,223,530 are: 1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 17990, 22247, 44494, 111235, 155729, 222470, 311458, 778645, 1557290, 5717479, 11434958, 28587395, 40022353, 57174790, 80044706, 200111765, 400223530.

If you add them up, you will get the total of 400,223,956. Now subtract 400,223,530 to get 426,334,166