3798020

素因数分解:

$2^2\times 5^1\times {\mathrm{189901}}^1$

素因数の和:189910

約数の個数: 12

約数和(自身を含む): 7975884

約数和(自身を除く): 4177864

約数列:

[1, 2, 4, 5, 10, 20, 189901, 379802, 759604, 949505, 1899010, 3798020]

約数ペア:

[(1, 3798020), (2, 1899010), (4, 949505), (5, 759604), (10, 379802), (20, 189901)]