3898900

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 36

約数和(自身を含む): 8555008

約数和(自身を除く): 4656108

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 307, 508, 614, 635, 1228, 1270, 1535, 2540, 3070, 3175, 6140, 6350, 7675, 12700, 15350, 30700, 38989, 77978, 155956, 194945, 389890, 779780, 974725, 1949450, 3898900]

約数ペア:

[(1, 3898900), (2, 1949450), (4, 974725), (5, 779780), (10, 389890), (20, 194945), (25, 155956), (50, 77978), (100, 38989), (127, 30700), (254, 15350), (307, 12700), (508, 7675), (614, 6350), (635, 6140), (1228, 3175), (1270, 3070), (1535, 2540)]