54729640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2753}}^1$

素因数の和:2842

約数の個数: 64

約数和(自身を含む): 142767360

約数和(自身を除く): 88037720

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, 710, 994, 1420, 1988, 2485, 2753, 2840, 3976, 4970, 5506, 9940, 11012, 13765, 19271, 19880, 22024, 27530, 38542, 55060, 77084, 96355, 110120, 154168, 192710, 195463, 385420, 390926, 770840, 781852, 977315, 1368241, 1563704, 1954630, 2736482, 3909260, 5472964, 6841205, 7818520, 10945928, 13682410, 27364820, 54729640]

約数ペア:

[(1, 54729640), (2, 27364820), (4, 13682410), (5, 10945928), (7, 7818520), (8, 6841205), (10, 5472964), (14, 3909260), (20, 2736482), (28, 1954630), (35, 1563704), (40, 1368241), (56, 977315), (70, 781852), (71, 770840), (140, 390926), (142, 385420), (280, 195463), (284, 192710), (355, 154168), (497, 110120), (568, 96355), (710, 77084), (994, 55060), (1420, 38542), (1988, 27530), (2485, 22024), (2753, 19880), (2840, 19271), (3976, 13765), (4970, 11012), (5506, 9940)]