49720360

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 66919640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 265, 376, 424, 470, 499, 530, 940, 998, 1060, 1880, 1996, 2120, 2491, 2495, 3992, 4982, 4990, 9964, 9980, 12455, 19928, 19960, 23453, 24910, 26447, 46906, 49820, 52894, 93812, 99640, 105788, 117265, 132235, 187624, 211576, 234530, 264470, 469060, 528940, 938120, 1057880, 1243009, 2486018, 4972036, 6215045, 9944072, 12430090, 24860180, 49720360]

約数ペア:

[(1, 49720360), (2, 24860180), (4, 12430090), (5, 9944072), (8, 6215045), (10, 4972036), (20, 2486018), (40, 1243009), (47, 1057880), (53, 938120), (94, 528940), (106, 469060), (188, 264470), (212, 234530), (235, 211576), (265, 187624), (376, 132235), (424, 117265), (470, 105788), (499, 99640), (530, 93812), (940, 52894), (998, 49820), (1060, 46906), (1880, 26447), (1996, 24910), (2120, 23453), (2491, 19960), (2495, 19928), (3992, 12455), (4982, 9980), (4990, 9964)]