8474420

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2341}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 17902248

約数和(自身を除く): 9427828

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 2341, 3620, 4682, 9364, 11705, 23410, 46820, 423721, 847442, 1694884, 2118605, 4237210, 8474420]

約数ペア:

[(1, 8474420), (2, 4237210), (4, 2118605), (5, 1694884), (10, 847442), (20, 423721), (181, 46820), (362, 23410), (724, 11705), (905, 9364), (1810, 4682), (2341, 3620)]