415020020

素因数分解:

$2^2\times 5^1\times {\mathrm{20751001}}^1$

素因数の和:20751010

約数の個数: 12

約数和(自身を含む): 871542084

約数和(自身を除く): 456522064

約数列:

[1, 2, 4, 5, 10, 20, 20751001, 41502002, 83004004, 103755005, 207510010, 415020020]

約数ペア:

[(1, 415020020), (2, 207510010), (4, 103755005), (5, 83004004), (10, 41502002), (20, 20751001)]