79091620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{91967}}^1$

素因数の和:92019

約数の個数: 24

約数和(自身を含む): 169956864

約数和(自身を除く): 90865244

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 91967, 183934, 367868, 459835, 919670, 1839340, 3954581, 7909162, 15818324, 19772905, 39545810, 79091620]

約数ペア:

[(1, 79091620), (2, 39545810), (4, 19772905), (5, 15818324), (10, 7909162), (20, 3954581), (43, 1839340), (86, 919670), (172, 459835), (215, 367868), (430, 183934), (860, 91967)]