20161286920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9510041}}^1$

素因数の和:9510105

約数の個数: 32

約数和(自身を含む): 46218804120

約数和(自身を除く): 26057517200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9510041, 19020082, 38040164, 47550205, 76080328, 95100410, 190200820, 380401640, 504032173, 1008064346, 2016128692, 2520160865, 4032257384, 5040321730, 10080643460, 20161286920]

約数ペア:

[(1, 20161286920), (2, 10080643460), (4, 5040321730), (5, 4032257384), (8, 2520160865), (10, 2016128692), (20, 1008064346), (40, 504032173), (53, 380401640), (106, 190200820), (212, 95100410), (265, 76080328), (424, 47550205), (530, 38040164), (1060, 19020082), (2120, 9510041)]