20864050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{14389}}^1$

素因数の和:14430

約数の個数: 24

約数和(自身を含む): 40148100

約数和(自身を除く): 19284050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 14389, 28778, 71945, 143890, 359725, 417281, 719450, 834562, 2086405, 4172810, 10432025, 20864050]

約数ペア:

[(1, 20864050), (2, 10432025), (5, 4172810), (10, 2086405), (25, 834562), (29, 719450), (50, 417281), (58, 359725), (145, 143890), (290, 71945), (725, 28778), (1450, 14389)]