23551480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 55728000

約数和(自身を除く): 32176520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 257, 290, 316, 395, 514, 580, 632, 790, 1028, 1160, 1285, 1580, 2056, 2291, 2570, 3160, 4582, 5140, 7453, 9164, 10280, 11455, 14906, 18328, 20303, 22910, 29812, 37265, 40606, 45820, 59624, 74530, 81212, 91640, 101515, 149060, 162424, 203030, 298120, 406060, 588787, 812120, 1177574, 2355148, 2943935, 4710296, 5887870, 11775740, 23551480]

約数ペア:

[(1, 23551480), (2, 11775740), (4, 5887870), (5, 4710296), (8, 2943935), (10, 2355148), (20, 1177574), (29, 812120), (40, 588787), (58, 406060), (79, 298120), (116, 203030), (145, 162424), (158, 149060), (232, 101515), (257, 91640), (290, 81212), (316, 74530), (395, 59624), (514, 45820), (580, 40606), (632, 37265), (790, 29812), (1028, 22910), (1160, 20303), (1285, 18328), (1580, 14906), (2056, 11455), (2291, 10280), (2570, 9164), (3160, 7453), (4582, 5140)]