985821520

素因数分解:

$2^4\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{8287}}^1$

素因数の和:9787

約数の個数: 40

約数和(自身を含む): 2293853184

約数和(自身を除く): 1308031664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1487, 2974, 5948, 7435, 8287, 11896, 14870, 16574, 23792, 29740, 33148, 41435, 59480, 66296, 82870, 118960, 132592, 165740, 331480, 662960, 12322769, 24645538, 49291076, 61613845, 98582152, 123227690, 197164304, 246455380, 492910760, 985821520]

約数ペア:

[(1, 985821520), (2, 492910760), (4, 246455380), (5, 197164304), (8, 123227690), (10, 98582152), (16, 61613845), (20, 49291076), (40, 24645538), (80, 12322769), (1487, 662960), (2974, 331480), (5948, 165740), (7435, 132592), (8287, 118960), (11896, 82870), (14870, 66296), (16574, 59480), (23792, 41435), (29740, 33148)]