69680020

素因数分解:

$2^2\times 5^1\times {\mathrm{3484001}}^1$

素因数の和:3484010

約数の個数: 12

約数和(自身を含む): 146328084

約数和(自身を除く): 76648064

約数列:

[1, 2, 4, 5, 10, 20, 3484001, 6968002, 13936004, 17420005, 34840010, 69680020]

約数ペア:

[(1, 69680020), (2, 34840010), (4, 17420005), (5, 13936004), (10, 6968002), (20, 3484001)]