254752340

素因数分解:

$2^2\times 5^1\times {\mathrm{3557}}^1\times {\mathrm{3581}}^1$

素因数の和:7147

約数の個数: 24

約数和(自身を含む): 535279752

約数和(自身を除く): 280527412

約数列:

[1, 2, 4, 5, 10, 20, 3557, 3581, 7114, 7162, 14228, 14324, 17785, 17905, 35570, 35810, 71140, 71620, 12737617, 25475234, 50950468, 63688085, 127376170, 254752340]

約数ペア:

[(1, 254752340), (2, 127376170), (4, 63688085), (5, 50950468), (10, 25475234), (20, 12737617), (3557, 71620), (3581, 71140), (7114, 35810), (7162, 35570), (14228, 17905), (14324, 17785)]