223409140

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{80363}}^1$

素因数の和:80511

約数の個数: 24

約数和(自身を含む): 472540320

約数和(自身を除く): 249131180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 80363, 160726, 321452, 401815, 803630, 1607260, 11170457, 22340914, 44681828, 55852285, 111704570, 223409140]

約数ペア:

[(1, 223409140), (2, 111704570), (4, 55852285), (5, 44681828), (10, 22340914), (20, 11170457), (139, 1607260), (278, 803630), (556, 401815), (695, 321452), (1390, 160726), (2780, 80363)]