268946440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{960523}}^1$

素因数の和:960541

約数の個数: 32

約数和(自身を含む): 691577280

約数和(自身を除く): 422630840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 960523, 1921046, 3842092, 4802615, 6723661, 7684184, 9605230, 13447322, 19210460, 26894644, 33618305, 38420920, 53789288, 67236610, 134473220, 268946440]

約数ペア:

[(1, 268946440), (2, 134473220), (4, 67236610), (5, 53789288), (7, 38420920), (8, 33618305), (10, 26894644), (14, 19210460), (20, 13447322), (28, 9605230), (35, 7684184), (40, 6723661), (56, 4802615), (70, 3842092), (140, 1921046), (280, 960523)]