402489460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{468011}}^1$

素因数の和:468063

約数の個数: 24

約数和(自身を含む): 864886176

約数和(自身を除く): 462396716

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 468011, 936022, 1872044, 2340055, 4680110, 9360220, 20124473, 40248946, 80497892, 100622365, 201244730, 402489460]

約数ペア:

[(1, 402489460), (2, 201244730), (4, 100622365), (5, 80497892), (10, 40248946), (20, 20124473), (43, 9360220), (86, 4680110), (172, 2340055), (215, 1872044), (430, 936022), (860, 468011)]