27156920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{96989}}^1$

素因数の和:97007

約数の個数: 32

約数和(自身を含む): 69832800

約数和(自身を除く): 42675880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 96989, 193978, 387956, 484945, 678923, 775912, 969890, 1357846, 1939780, 2715692, 3394615, 3879560, 5431384, 6789230, 13578460, 27156920]

約数ペア:

[(1, 27156920), (2, 13578460), (4, 6789230), (5, 5431384), (7, 3879560), (8, 3394615), (10, 2715692), (14, 1939780), (20, 1357846), (28, 969890), (35, 775912), (40, 678923), (56, 484945), (70, 387956), (140, 193978), (280, 96989)]