8849620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 20271888

約数和(自身を除く): 11422268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 337, 404, 505, 674, 1010, 1313, 1348, 1685, 2020, 2626, 3370, 4381, 5252, 6565, 6740, 8762, 13130, 17524, 21905, 26260, 34037, 43810, 68074, 87620, 136148, 170185, 340370, 442481, 680740, 884962, 1769924, 2212405, 4424810, 8849620]

約数ペア:

[(1, 8849620), (2, 4424810), (4, 2212405), (5, 1769924), (10, 884962), (13, 680740), (20, 442481), (26, 340370), (52, 170185), (65, 136148), (101, 87620), (130, 68074), (202, 43810), (260, 34037), (337, 26260), (404, 21905), (505, 17524), (674, 13130), (1010, 8762), (1313, 6740), (1348, 6565), (1685, 5252), (2020, 4381), (2626, 3370)]