3394420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3947}}^1$

素因数の和:3999

約数の個数: 24

約数和(自身を含む): 7295904

約数和(自身を除く): 3901484

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3947, 7894, 15788, 19735, 39470, 78940, 169721, 339442, 678884, 848605, 1697210, 3394420]

約数ペア:

[(1, 3394420), (2, 1697210), (4, 848605), (5, 678884), (10, 339442), (20, 169721), (43, 78940), (86, 39470), (172, 19735), (215, 15788), (430, 7894), (860, 3947)]