2009367620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7728337}}^1$

素因数の和:7728359

約数の個数: 24

約数和(自身を含む): 4544262744

約数和(自身を除く): 2534895124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7728337, 15456674, 30913348, 38641685, 77283370, 100468381, 154566740, 200936762, 401873524, 502341905, 1004683810, 2009367620]

約数ペア:

[(1, 2009367620), (2, 1004683810), (4, 502341905), (5, 401873524), (10, 200936762), (13, 154566740), (20, 100468381), (26, 77283370), (52, 38641685), (65, 30913348), (130, 15456674), (260, 7728337)]