306770180

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{40471}}^1$

素因数の和:40859

約数の個数: 24

約数和(自身を含む): 645933120

約数和(自身を除く): 339162940

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 40471, 80942, 161884, 202355, 404710, 809420, 15338509, 30677018, 61354036, 76692545, 153385090, 306770180]

約数ペア:

[(1, 306770180), (2, 153385090), (4, 76692545), (5, 61354036), (10, 30677018), (20, 15338509), (379, 809420), (758, 404710), (1516, 202355), (1895, 161884), (3790, 80942), (7580, 40471)]