2017007090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67481}}^1$

素因数の和:67563

約数の個数: 48

約数和(自身を含む): 4292664984

約数和(自身を除く): 2275657894

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2989, 4270, 5978, 14945, 29890, 67481, 134962, 337405, 472367, 674810, 944734, 2361835, 3306569, 4116341, 4723670, 6613138, 8232682, 16532845, 20581705, 28814387, 33065690, 41163410, 57628774, 144071935, 201700709, 288143870, 403401418, 1008503545, 2017007090]

約数ペア:

[(1, 2017007090), (2, 1008503545), (5, 403401418), (7, 288143870), (10, 201700709), (14, 144071935), (35, 57628774), (49, 41163410), (61, 33065690), (70, 28814387), (98, 20581705), (122, 16532845), (245, 8232682), (305, 6613138), (427, 4723670), (490, 4116341), (610, 3306569), (854, 2361835), (2135, 944734), (2989, 674810), (4270, 472367), (5978, 337405), (14945, 134962), (29890, 67481)]