820512856772

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3299}}^1\times {\mathrm{240073}}^1$

素因数の和:243420

約数の個数: 48

約数和(自身を含む): 1685895657600

約数和(自身を除く): 865382800828

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 3299, 6598, 13196, 23093, 46186, 92372, 122063, 240073, 244126, 480146, 488252, 854441, 960292, 1680511, 1708882, 3361022, 3417764, 6722044, 8882701, 17765402, 35530804, 62178907, 124357814, 248715628, 792000827, 1584001654, 3168003308, 5544005789, 11088011578, 22176023156, 29304030599, 58608061198, 117216122396, 205128214193, 410256428386, 820512856772]

約数ペア:

[(1, 820512856772), (2, 410256428386), (4, 205128214193), (7, 117216122396), (14, 58608061198), (28, 29304030599), (37, 22176023156), (74, 11088011578), (148, 5544005789), (259, 3168003308), (518, 1584001654), (1036, 792000827), (3299, 248715628), (6598, 124357814), (13196, 62178907), (23093, 35530804), (46186, 17765402), (92372, 8882701), (122063, 6722044), (240073, 3417764), (244126, 3361022), (480146, 1708882), (488252, 1680511), (854441, 960292)]