2526199820

素因数分解:

$2^2\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{40471}}^1$

素因数の和:43601

約数の個数: 24

約数和(自身を含む): 5306850528

約数和(自身を除く): 2780650708

約数列:

[1, 2, 4, 5, 10, 20, 3121, 6242, 12484, 15605, 31210, 40471, 62420, 80942, 161884, 202355, 404710, 809420, 126309991, 252619982, 505239964, 631549955, 1263099910, 2526199820]

約数ペア:

[(1, 2526199820), (2, 1263099910), (4, 631549955), (5, 505239964), (10, 252619982), (20, 126309991), (3121, 809420), (6242, 404710), (12484, 202355), (15605, 161884), (31210, 80942), (40471, 62420)]