Q: What is the sum of all factors of the number 345,202,020 excluding 345,202,020?

A: 728,761,500

Why is 728,761,500 the sum of all factors of 345,202,020, excluding 345,202,020?

The factors of the number 345,202,020 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 639263, 1278526, 1917789, 2557052, 3196315, 3835578, 5753367, 6392630, 7671156, 9588945, 11506734, 12785260, 17260101, 19177890, 23013468, 28766835, 34520202, 38355780, 57533670, 69040404, 86300505, 115067340, 172601010, 345202020.

If you add them up, you will get the total of 345,202,748. Now subtract 345,202,020 to get 728,761,500