10221020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6469}}^1$

素因数の和:6557

約数の個数: 24

約数和(自身を含む): 21739200

約数和(自身を除く): 11518180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 6469, 12938, 25876, 32345, 64690, 129380, 511051, 1022102, 2044204, 2555255, 5110510, 10221020]

約数ペア:

[(1, 10221020), (2, 5110510), (4, 2555255), (5, 2044204), (10, 1022102), (20, 511051), (79, 129380), (158, 64690), (316, 32345), (395, 25876), (790, 12938), (1580, 6469)]