242537020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1102441}}^1$

素因数の和:1102461

約数の個数: 24

約数和(自身を含む): 555630768

約数和(自身を除く): 313093748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1102441, 2204882, 4409764, 5512205, 11024410, 12126851, 22048820, 24253702, 48507404, 60634255, 121268510, 242537020]

約数ペア:

[(1, 242537020), (2, 121268510), (4, 60634255), (5, 48507404), (10, 24253702), (11, 22048820), (20, 12126851), (22, 11024410), (44, 5512205), (55, 4409764), (110, 2204882), (220, 1102441)]