18599240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 46811520

約数和(自身を除く): 28212280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1031, 1640, 1804, 2062, 2255, 3608, 4124, 4510, 5155, 8248, 9020, 10310, 11341, 18040, 20620, 22682, 41240, 42271, 45364, 56705, 84542, 90728, 113410, 169084, 211355, 226820, 338168, 422710, 453640, 464981, 845420, 929962, 1690840, 1859924, 2324905, 3719848, 4649810, 9299620, 18599240]

約数ペア:

[(1, 18599240), (2, 9299620), (4, 4649810), (5, 3719848), (8, 2324905), (10, 1859924), (11, 1690840), (20, 929962), (22, 845420), (40, 464981), (41, 453640), (44, 422710), (55, 338168), (82, 226820), (88, 211355), (110, 169084), (164, 113410), (205, 90728), (220, 84542), (328, 56705), (410, 45364), (440, 42271), (451, 41240), (820, 22682), (902, 20620), (1031, 18040), (1640, 11341), (1804, 10310), (2062, 9020), (2255, 8248), (3608, 5155), (4124, 4510)]