8348514040

素因数分解:

$2^3\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{79631}}^1$

素因数の和:82263

約数の個数: 32

約数和(自身を含む): 18791559360

約数和(自身を除く): 10443045320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2621, 5242, 10484, 13105, 20968, 26210, 52420, 79631, 104840, 159262, 318524, 398155, 637048, 796310, 1592620, 3185240, 208712851, 417425702, 834851404, 1043564255, 1669702808, 2087128510, 4174257020, 8348514040]

約数ペア:

[(1, 8348514040), (2, 4174257020), (4, 2087128510), (5, 1669702808), (8, 1043564255), (10, 834851404), (20, 417425702), (40, 208712851), (2621, 3185240), (5242, 1592620), (10484, 796310), (13105, 637048), (20968, 398155), (26210, 318524), (52420, 159262), (79631, 104840)]