1640452824

素因数分解:

$2^3\times 3^4\times {\mathrm{2531563}}^1$

素因数の和:2531581

約数の個数: 40

約数和(自身を含む): 4594788660

約数和(自身を除く): 2954335836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 2531563, 5063126, 7594689, 10126252, 15189378, 20252504, 22784067, 30378756, 45568134, 60757512, 68352201, 91136268, 136704402, 182272536, 205056603, 273408804, 410113206, 546817608, 820226412, 1640452824]

約数ペア:

[(1, 1640452824), (2, 820226412), (3, 546817608), (4, 410113206), (6, 273408804), (8, 205056603), (9, 182272536), (12, 136704402), (18, 91136268), (24, 68352201), (27, 60757512), (36, 45568134), (54, 30378756), (72, 22784067), (81, 20252504), (108, 15189378), (162, 10126252), (216, 7594689), (324, 5063126), (648, 2531563)]