426260020

素因数分解:

$2^2\times 5^1\times {\mathrm{21313001}}^1$

素因数の和:21313010

約数の個数: 12

約数和(自身を含む): 895146084

約数和(自身を除く): 468886064

約数列:

[1, 2, 4, 5, 10, 20, 21313001, 42626002, 85252004, 106565005, 213130010, 426260020]

約数ペア:

[(1, 426260020), (2, 213130010), (4, 106565005), (5, 85252004), (10, 42626002), (20, 21313001)]