Q: What is the sum of all factors of the number 6,401,390 excluding 6,401,390?
A: 5,121,130
The factors of the number 6,401,390 are: 1, 2, 5, 10, 640139, 1280278, 3200695, 6401390.
If you add them up, you will get the total of 6,401,395. Now subtract 6,401,390 to get 5,121,130