8543240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4967}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 19673280

約数和(自身を除く): 11130040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4967, 9934, 19868, 24835, 39736, 49670, 99340, 198680, 213581, 427162, 854324, 1067905, 1708648, 2135810, 4271620, 8543240]

約数ペア:

[(1, 8543240), (2, 4271620), (4, 2135810), (5, 1708648), (8, 1067905), (10, 854324), (20, 427162), (40, 213581), (43, 198680), (86, 99340), (172, 49670), (215, 39736), (344, 24835), (430, 19868), (860, 9934), (1720, 4967)]