20558060

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3793}}^1$

素因数の和:4073

約数の個数: 24

約数和(自身を含む): 43342656

約数和(自身を除く): 22784596

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 3793, 5420, 7586, 15172, 18965, 37930, 75860, 1027903, 2055806, 4111612, 5139515, 10279030, 20558060]

約数ペア:

[(1, 20558060), (2, 10279030), (4, 5139515), (5, 4111612), (10, 2055806), (20, 1027903), (271, 75860), (542, 37930), (1084, 18965), (1355, 15172), (2710, 7586), (3793, 5420)]