40911080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{20873}}^1$

素因数の和:20898

約数の個数: 48

約数和(自身を含む): 107083620

約数和(自身を除く): 66172540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 20873, 41746, 83492, 104365, 146111, 166984, 208730, 292222, 417460, 584444, 730555, 834920, 1022777, 1168888, 1461110, 2045554, 2922220, 4091108, 5113885, 5844440, 8182216, 10227770, 20455540, 40911080]

約数ペア:

[(1, 40911080), (2, 20455540), (4, 10227770), (5, 8182216), (7, 5844440), (8, 5113885), (10, 4091108), (14, 2922220), (20, 2045554), (28, 1461110), (35, 1168888), (40, 1022777), (49, 834920), (56, 730555), (70, 584444), (98, 417460), (140, 292222), (196, 208730), (245, 166984), (280, 146111), (392, 104365), (490, 83492), (980, 41746), (1960, 20873)]