9891080

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2311}}^1$

素因数の和:2429

約数の個数: 32

約数和(自身を含む): 22472640

約数和(自身を除く): 12581560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2311, 4280, 4622, 9244, 11555, 18488, 23110, 46220, 92440, 247277, 494554, 989108, 1236385, 1978216, 2472770, 4945540, 9891080]

約数ペア:

[(1, 9891080), (2, 4945540), (4, 2472770), (5, 1978216), (8, 1236385), (10, 989108), (20, 494554), (40, 247277), (107, 92440), (214, 46220), (428, 23110), (535, 18488), (856, 11555), (1070, 9244), (2140, 4622), (2311, 4280)]