89897480

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2467}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 202573440

約数和(自身を除く): 112675960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 2467, 3644, 4555, 4934, 7288, 9110, 9868, 12335, 18220, 19736, 24670, 36440, 49340, 98680, 2247437, 4494874, 8989748, 11237185, 17979496, 22474370, 44948740, 89897480]

約数ペア:

[(1, 89897480), (2, 44948740), (4, 22474370), (5, 17979496), (8, 11237185), (10, 8989748), (20, 4494874), (40, 2247437), (911, 98680), (1822, 49340), (2467, 36440), (3644, 24670), (4555, 19736), (4934, 18220), (7288, 12335), (9110, 9868)]