9231640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20981}}^1$

素因数の和:21003

約数の個数: 32

約数和(自身を含む): 22660560

約数和(自身を除く): 13428920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20981, 41962, 83924, 104905, 167848, 209810, 230791, 419620, 461582, 839240, 923164, 1153955, 1846328, 2307910, 4615820, 9231640]

約数ペア:

[(1, 9231640), (2, 4615820), (4, 2307910), (5, 1846328), (8, 1153955), (10, 923164), (11, 839240), (20, 461582), (22, 419620), (40, 230791), (44, 209810), (55, 167848), (88, 104905), (110, 83924), (220, 41962), (440, 20981)]