27871760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 75209472

約数和(自身を除く): 47337712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 701, 710, 994, 1136, 1402, 1420, 1988, 2485, 2804, 2840, 3505, 3976, 4907, 4970, 5608, 5680, 7010, 7952, 9814, 9940, 11216, 14020, 19628, 19880, 24535, 28040, 39256, 39760, 49070, 49771, 56080, 78512, 98140, 99542, 196280, 199084, 248855, 348397, 392560, 398168, 497710, 696794, 796336, 995420, 1393588, 1741985, 1990840, 2787176, 3483970, 3981680, 5574352, 6967940, 13935880, 27871760]

約数ペア:

[(1, 27871760), (2, 13935880), (4, 6967940), (5, 5574352), (7, 3981680), (8, 3483970), (10, 2787176), (14, 1990840), (16, 1741985), (20, 1393588), (28, 995420), (35, 796336), (40, 696794), (56, 497710), (70, 398168), (71, 392560), (80, 348397), (112, 248855), (140, 199084), (142, 196280), (280, 99542), (284, 98140), (355, 78512), (497, 56080), (560, 49771), (568, 49070), (701, 39760), (710, 39256), (994, 28040), (1136, 24535), (1402, 19880), (1420, 19628), (1988, 14020), (2485, 11216), (2804, 9940), (2840, 9814), (3505, 7952), (3976, 7010), (4907, 5680), (4970, 5608)]