20776740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8053}}^1$

素因数の和:8108

約数の個数: 48

約数和(自身を含む): 59535168

約数和(自身を除く): 38758428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 8053, 16106, 24159, 32212, 40265, 48318, 80530, 96636, 120795, 161060, 241590, 346279, 483180, 692558, 1038837, 1385116, 1731395, 2077674, 3462790, 4155348, 5194185, 6925580, 10388370, 20776740]

約数ペア:

[(1, 20776740), (2, 10388370), (3, 6925580), (4, 5194185), (5, 4155348), (6, 3462790), (10, 2077674), (12, 1731395), (15, 1385116), (20, 1038837), (30, 692558), (43, 483180), (60, 346279), (86, 241590), (129, 161060), (172, 120795), (215, 96636), (258, 80530), (430, 48318), (516, 40265), (645, 32212), (860, 24159), (1290, 16106), (2580, 8053)]