122252020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{555691}}^1$

素因数の和:555711

約数の個数: 24

約数和(自身を含む): 280068768

約数和(自身を除く): 157816748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 555691, 1111382, 2222764, 2778455, 5556910, 6112601, 11113820, 12225202, 24450404, 30563005, 61126010, 122252020]

約数ペア:

[(1, 122252020), (2, 61126010), (4, 30563005), (5, 24450404), (10, 12225202), (11, 11113820), (20, 6112601), (22, 5556910), (44, 2778455), (55, 2222764), (110, 1111382), (220, 555691)]