Q: What is the sum of all factors of the number 203,421,040 excluding 203,421,040?

A: 270,298,640

Why is 270,298,640 the sum of all factors of 203,421,040, excluding 203,421,040?

The factors of the number 203,421,040 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 757, 1514, 3028, 3359, 3785, 6056, 6718, 7570, 12112, 13436, 15140, 16795, 26872, 30280, 33590, 53744, 60560, 67180, 134360, 268720, 2542763, 5085526, 10171052, 12713815, 20342104, 25427630, 40684208, 50855260, 101710520, 203421040.

If you add them up, you will get the total of 203,421,310. Now subtract 203,421,040 to get 270,298,640