311060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 663936

約数和(自身を除く): 352876

約数列:

[1, 2, 4, 5, 10, 20, 103, 151, 206, 302, 412, 515, 604, 755, 1030, 1510, 2060, 3020, 15553, 31106, 62212, 77765, 155530, 311060]

約数ペア:

[(1, 311060), (2, 155530), (4, 77765), (5, 62212), (10, 31106), (20, 15553), (103, 3020), (151, 2060), (206, 1510), (302, 1030), (412, 755), (515, 604)]