290400140

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{135701}}^1$

素因数の和:135817

約数の個数: 24

約数和(自身を含む): 615544272

約数和(自身を除く): 325144132

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 135701, 271402, 542804, 678505, 1357010, 2714020, 14520007, 29040014, 58080028, 72600035, 145200070, 290400140]

約数ペア:

[(1, 290400140), (2, 145200070), (4, 72600035), (5, 58080028), (10, 29040014), (20, 14520007), (107, 2714020), (214, 1357010), (428, 678505), (535, 542804), (1070, 271402), (2140, 135701)]