3995560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 9694080

約数和(自身を除く): 5698520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 101, 115, 172, 184, 202, 215, 230, 344, 404, 430, 460, 505, 808, 860, 920, 989, 1010, 1720, 1978, 2020, 2323, 3956, 4040, 4343, 4646, 4945, 7912, 8686, 9292, 9890, 11615, 17372, 18584, 19780, 21715, 23230, 34744, 39560, 43430, 46460, 86860, 92920, 99889, 173720, 199778, 399556, 499445, 799112, 998890, 1997780, 3995560]

約数ペア:

[(1, 3995560), (2, 1997780), (4, 998890), (5, 799112), (8, 499445), (10, 399556), (20, 199778), (23, 173720), (40, 99889), (43, 92920), (46, 86860), (86, 46460), (92, 43430), (101, 39560), (115, 34744), (172, 23230), (184, 21715), (202, 19780), (215, 18584), (230, 17372), (344, 11615), (404, 9890), (430, 9292), (460, 8686), (505, 7912), (808, 4945), (860, 4646), (920, 4343), (989, 4040), (1010, 3956), (1720, 2323), (1978, 2020)]