20007710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 37469952

約数和(自身を除く): 17462242

約数列:

[1, 2, 5, 10, 31, 62, 155, 233, 277, 310, 466, 554, 1165, 1385, 2330, 2770, 7223, 8587, 14446, 17174, 36115, 42935, 64541, 72230, 85870, 129082, 322705, 645410, 2000771, 4001542, 10003855, 20007710]

約数ペア:

[(1, 20007710), (2, 10003855), (5, 4001542), (10, 2000771), (31, 645410), (62, 322705), (155, 129082), (233, 85870), (277, 72230), (310, 64541), (466, 42935), (554, 36115), (1165, 17174), (1385, 14446), (2330, 8587), (2770, 7223)]