289227340

素因数分解:

$2^2\times 5^1\times {\mathrm{3499}}^1\times {\mathrm{4133}}^1$

素因数の和:7641

約数の個数: 24

約数和(自身を含む): 607698000

約数和(自身を除く): 318470660

約数列:

[1, 2, 4, 5, 10, 20, 3499, 4133, 6998, 8266, 13996, 16532, 17495, 20665, 34990, 41330, 69980, 82660, 14461367, 28922734, 57845468, 72306835, 144613670, 289227340]

約数ペア:

[(1, 289227340), (2, 144613670), (4, 72306835), (5, 57845468), (10, 28922734), (20, 14461367), (3499, 82660), (4133, 69980), (6998, 41330), (8266, 34990), (13996, 20665), (16532, 17495)]