4093220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1987}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 8683584

約数和(自身を除く): 4590364

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1987, 2060, 3974, 7948, 9935, 19870, 39740, 204661, 409322, 818644, 1023305, 2046610, 4093220]

約数ペア:

[(1, 4093220), (2, 2046610), (4, 1023305), (5, 818644), (10, 409322), (20, 204661), (103, 39740), (206, 19870), (412, 9935), (515, 7948), (1030, 3974), (1987, 2060)]