Q: What is the sum of all factors of the number 401,153,160 excluding 401,153,160?

A: 802,306,680

Why is 802,306,680 the sum of all factors of 401,153,160, excluding 401,153,160?

The factors of the number 401,153,160 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3342943, 6685886, 10028829, 13371772, 16714715, 20057658, 26743544, 33429430, 40115316, 50144145, 66858860, 80230632, 100288290, 133717720, 200576580, 401153160.

If you add them up, you will get the total of 401,153,962. Now subtract 401,153,160 to get 802,306,680