9351640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5437}}^1$

素因数の和:5491

約数の個数: 32

約数和(自身を含む): 21534480

約数和(自身を除く): 12182840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5437, 10874, 21748, 27185, 43496, 54370, 108740, 217480, 233791, 467582, 935164, 1168955, 1870328, 2337910, 4675820, 9351640]

約数ペア:

[(1, 9351640), (2, 4675820), (4, 2337910), (5, 1870328), (8, 1168955), (10, 935164), (20, 467582), (40, 233791), (43, 217480), (86, 108740), (172, 54370), (215, 43496), (344, 27185), (430, 21748), (860, 10874), (1720, 5437)]