72422020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{329191}}^1$

素因数の和:329211

約数の個数: 24

約数和(自身を含む): 165912768

約数和(自身を除く): 93490748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 329191, 658382, 1316764, 1645955, 3291910, 3621101, 6583820, 7242202, 14484404, 18105505, 36211010, 72422020]

約数ペア:

[(1, 72422020), (2, 36211010), (4, 18105505), (5, 14484404), (10, 7242202), (11, 6583820), (20, 3621101), (22, 3291910), (44, 1645955), (55, 1316764), (110, 658382), (220, 329191)]