8862020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 18703104

約数和(自身を除く): 9841084

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1987, 2230, 3974, 4460, 7948, 9935, 19870, 39740, 443101, 886202, 1772404, 2215505, 4431010, 8862020]

約数ペア:

[(1, 8862020), (2, 4431010), (4, 2215505), (5, 1772404), (10, 886202), (20, 443101), (223, 39740), (446, 19870), (892, 9935), (1115, 7948), (1987, 4460), (2230, 3974)]