66231920

素因数分解:

$2^4\times 5^1\times {\mathrm{827899}}^1$

素因数の和:827912

約数の個数: 20

約数和(自身を含む): 153989400

約数和(自身を除く): 87757480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 827899, 1655798, 3311596, 4139495, 6623192, 8278990, 13246384, 16557980, 33115960, 66231920]

約数ペア:

[(1, 66231920), (2, 33115960), (4, 16557980), (5, 13246384), (8, 8278990), (10, 6623192), (16, 4139495), (20, 3311596), (40, 1655798), (80, 827899)]