Q: What is the sum of all factors of the number 3,903,890 excluding 3,903,890?
A: 3,123,130
The factors of the number 3,903,890 are: 1, 2, 5, 10, 390389, 780778, 1951945, 3903890.
If you add them up, you will get the total of 3,903,893. Now subtract 3,903,890 to get 3,123,130