9243280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2743

約数の個数: 40

約数和(自身を含む): 21998592

約数和(自身を除く): 12755312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2687, 3440, 5374, 10748, 13435, 21496, 26870, 42992, 53740, 107480, 115541, 214960, 231082, 462164, 577705, 924328, 1155410, 1848656, 2310820, 4621640, 9243280]

約数ペア:

[(1, 9243280), (2, 4621640), (4, 2310820), (5, 1848656), (8, 1155410), (10, 924328), (16, 577705), (20, 462164), (40, 231082), (43, 214960), (80, 115541), (86, 107480), (172, 53740), (215, 42992), (344, 26870), (430, 21496), (688, 13435), (860, 10748), (1720, 5374), (2687, 3440)]