76458220

素因数分解:

$2^2\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{2011}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 160726608

約数和(自身を除く): 84268388

約数列:

[1, 2, 4, 5, 10, 20, 1901, 2011, 3802, 4022, 7604, 8044, 9505, 10055, 19010, 20110, 38020, 40220, 3822911, 7645822, 15291644, 19114555, 38229110, 76458220]

約数ペア:

[(1, 76458220), (2, 38229110), (4, 19114555), (5, 15291644), (10, 7645822), (20, 3822911), (1901, 40220), (2011, 38020), (3802, 20110), (4022, 19010), (7604, 10055), (8044, 9505)]