27193040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{991}}^1$

素因数の和:1025

約数の個数: 80

約数和(自身を含む): 73804800

約数和(自身を除く): 46611760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 991, 1372, 1715, 1960, 1982, 2744, 3430, 3920, 3964, 4955, 5488, 6860, 6937, 7928, 9910, 13720, 13874, 15856, 19820, 27440, 27748, 34685, 39640, 48559, 55496, 69370, 79280, 97118, 110992, 138740, 194236, 242795, 277480, 339913, 388472, 485590, 554960, 679826, 776944, 971180, 1359652, 1699565, 1942360, 2719304, 3399130, 3884720, 5438608, 6798260, 13596520, 27193040]

約数ペア:

[(1, 27193040), (2, 13596520), (4, 6798260), (5, 5438608), (7, 3884720), (8, 3399130), (10, 2719304), (14, 1942360), (16, 1699565), (20, 1359652), (28, 971180), (35, 776944), (40, 679826), (49, 554960), (56, 485590), (70, 388472), (80, 339913), (98, 277480), (112, 242795), (140, 194236), (196, 138740), (245, 110992), (280, 97118), (343, 79280), (392, 69370), (490, 55496), (560, 48559), (686, 39640), (784, 34685), (980, 27748), (991, 27440), (1372, 19820), (1715, 15856), (1960, 13874), (1982, 13720), (2744, 9910), (3430, 7928), (3920, 6937), (3964, 6860), (4955, 5488)]