80918220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1348637}}^1$

素因数の和:1348649

約数の個数: 24

約数和(自身を含む): 226571184

約数和(自身を除く): 145652964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1348637, 2697274, 4045911, 5394548, 6743185, 8091822, 13486370, 16183644, 20229555, 26972740, 40459110, 80918220]

約数ペア:

[(1, 80918220), (2, 40459110), (3, 26972740), (4, 20229555), (5, 16183644), (6, 13486370), (10, 8091822), (12, 6743185), (15, 5394548), (20, 4045911), (30, 2697274), (60, 1348637)]