Q: What is the sum of all factors of the number 279,104 excluding 279,104?

A: 372,406

Why is 372,406 the sum of all factors of 279,104, excluding 279,104?

The factors of the number 279,104 are: 1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 89, 98, 112, 178, 196, 224, 356, 392, 448, 623, 712, 784, 1246, 1424, 1568, 2492, 2848, 3136, 4361, 4984, 5696, 8722, 9968, 17444, 19936, 34888, 39872, 69776, 139552, 279104.

If you add them up, you will get the total of 279,476. Now subtract 279,104 to get 372,406