Q: What is the sum of all factors of the number 669,742 excluding 669,742?
A: 339,554
The factors of the number 669,742 are: 1, 2, 257, 514, 1303, 2606, 334871, 669742.
If you add them up, you will get the total of 670,081. Now subtract 669,742 to get 339,554