12251140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 16053500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 239, 466, 478, 932, 956, 1165, 1195, 2330, 2390, 2563, 2629, 4660, 4780, 5126, 5258, 10252, 10516, 12815, 13145, 25630, 26290, 51260, 52580, 55687, 111374, 222748, 278435, 556870, 612557, 1113740, 1225114, 2450228, 3062785, 6125570, 12251140]

約数ペア:

[(1, 12251140), (2, 6125570), (4, 3062785), (5, 2450228), (10, 1225114), (11, 1113740), (20, 612557), (22, 556870), (44, 278435), (55, 222748), (110, 111374), (220, 55687), (233, 52580), (239, 51260), (466, 26290), (478, 25630), (932, 13145), (956, 12815), (1165, 10516), (1195, 10252), (2330, 5258), (2390, 5126), (2563, 4780), (2629, 4660)]