149367020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{678941}}^1$

素因数の和:678961

約数の個数: 24

約数和(自身を含む): 342186768

約数和(自身を除く): 192819748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 678941, 1357882, 2715764, 3394705, 6789410, 7468351, 13578820, 14936702, 29873404, 37341755, 74683510, 149367020]

約数ペア:

[(1, 149367020), (2, 74683510), (4, 37341755), (5, 29873404), (10, 14936702), (11, 13578820), (20, 7468351), (22, 6789410), (44, 3394705), (55, 2715764), (110, 1357882), (220, 678941)]