88795580

素因数分解:

$2^2\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{2221}}^1$

素因数の和:4229

約数の個数: 24

約数和(自身を含む): 186648000

約数和(自身を除く): 97852420

約数列:

[1, 2, 4, 5, 10, 20, 1999, 2221, 3998, 4442, 7996, 8884, 9995, 11105, 19990, 22210, 39980, 44420, 4439779, 8879558, 17759116, 22198895, 44397790, 88795580]

約数ペア:

[(1, 88795580), (2, 44397790), (4, 22198895), (5, 17759116), (10, 8879558), (20, 4439779), (1999, 44420), (2221, 39980), (3998, 22210), (4442, 19990), (7996, 11105), (8884, 9995)]