207639260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241441}}^1$

素因数の和:241493

約数の個数: 24

約数和(自身を含む): 446184816

約数和(自身を除く): 238545556

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 241441, 482882, 965764, 1207205, 2414410, 4828820, 10381963, 20763926, 41527852, 51909815, 103819630, 207639260]

約数ペア:

[(1, 207639260), (2, 103819630), (4, 51909815), (5, 41527852), (10, 20763926), (20, 10381963), (43, 4828820), (86, 2414410), (172, 1207205), (215, 965764), (430, 482882), (860, 241441)]