27377420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{691}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 66033408

約数和(自身を除く): 38655988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 691, 1132, 1382, 1415, 1981, 2764, 2830, 3455, 3962, 4837, 5660, 6910, 7924, 9674, 9905, 13820, 19348, 19810, 24185, 39620, 48370, 96740, 195553, 391106, 782212, 977765, 1368871, 1955530, 2737742, 3911060, 5475484, 6844355, 13688710, 27377420]

約数ペア:

[(1, 27377420), (2, 13688710), (4, 6844355), (5, 5475484), (7, 3911060), (10, 2737742), (14, 1955530), (20, 1368871), (28, 977765), (35, 782212), (70, 391106), (140, 195553), (283, 96740), (566, 48370), (691, 39620), (1132, 24185), (1382, 19810), (1415, 19348), (1981, 13820), (2764, 9905), (2830, 9674), (3455, 7924), (3962, 6910), (4837, 5660)]