7964240

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{881}}^1$

素因数の和:1007

約数の個数: 40

約数和(自身を含む): 18701928

約数和(自身を除く): 10737688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 881, 904, 1130, 1762, 1808, 2260, 3524, 4405, 4520, 7048, 8810, 9040, 14096, 17620, 35240, 70480, 99553, 199106, 398212, 497765, 796424, 995530, 1592848, 1991060, 3982120, 7964240]

約数ペア:

[(1, 7964240), (2, 3982120), (4, 1991060), (5, 1592848), (8, 995530), (10, 796424), (16, 497765), (20, 398212), (40, 199106), (80, 99553), (113, 70480), (226, 35240), (452, 17620), (565, 14096), (881, 9040), (904, 8810), (1130, 7048), (1762, 4520), (1808, 4405), (2260, 3524)]