Q: What is the sum of all factors of the number 2,142,142 excluding 2,142,142?
A: 1,080,290
The factors of the number 2,142,142 are: 1, 2, 401, 802, 2671, 5342, 1071071, 2142142.
If you add them up, you will get the total of 2,142,143. Now subtract 2,142,142 to get 1,080,290