4444220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20201}}^1$

素因数の和:20221

約数の個数: 24

約数和(自身を含む): 10181808

約数和(自身を除く): 5737588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20201, 40402, 80804, 101005, 202010, 222211, 404020, 444422, 888844, 1111055, 2222110, 4444220]

約数ペア:

[(1, 4444220), (2, 2222110), (4, 1111055), (5, 888844), (10, 444422), (11, 404020), (20, 222211), (22, 202010), (44, 101005), (55, 80804), (110, 40402), (220, 20201)]