8640328

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{4519}}^1$

素因数の和:4764

約数の個数: 16

約数和(自身を含む): 16272000

約数和(自身を除く): 7631672

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 4519, 9038, 18076, 36152, 1080041, 2160082, 4320164, 8640328]

約数ペア:

[(1, 8640328), (2, 4320164), (4, 2160082), (8, 1080041), (239, 36152), (478, 18076), (956, 9038), (1912, 4519)]