13935880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 36391680

約数和(自身を除く): 22455800

約数列:

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

約数ペア:

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