8147620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31337}}^1$

素因数の和:31359

約数の個数: 24

約数和(自身を含む): 18426744

約数和(自身を除く): 10279124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31337, 62674, 125348, 156685, 313370, 407381, 626740, 814762, 1629524, 2036905, 4073810, 8147620]

約数ペア:

[(1, 8147620), (2, 4073810), (4, 2036905), (5, 1629524), (10, 814762), (13, 626740), (20, 407381), (26, 313370), (52, 156685), (65, 125348), (130, 62674), (260, 31337)]