7981660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9281}}^1$

素因数の和:9333

約数の個数: 24

約数和(自身を含む): 17153136

約数和(自身を除く): 9171476

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9281, 18562, 37124, 46405, 92810, 185620, 399083, 798166, 1596332, 1995415, 3990830, 7981660]

約数ペア:

[(1, 7981660), (2, 3990830), (4, 1995415), (5, 1596332), (10, 798166), (20, 399083), (43, 185620), (86, 92810), (172, 46405), (215, 37124), (430, 18562), (860, 9281)]