11220220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51001}}^1$

素因数の和:51021

約数の個数: 24

約数和(自身を含む): 25705008

約数和(自身を除く): 14484788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 51001, 102002, 204004, 255005, 510010, 561011, 1020020, 1122022, 2244044, 2805055, 5610110, 11220220]

約数ペア:

[(1, 11220220), (2, 5610110), (4, 2805055), (5, 2244044), (10, 1122022), (11, 1020020), (20, 561011), (22, 510010), (44, 255005), (55, 204004), (110, 102002), (220, 51001)]