222404920

素因数分解:

$2^3\times 5^1\times {\mathrm{5560123}}^1$

素因数の和:5560134

約数の個数: 16

約数和(自身を含む): 500411160

約数和(自身を除く): 278006240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5560123, 11120246, 22240492, 27800615, 44480984, 55601230, 111202460, 222404920]

約数ペア:

[(1, 222404920), (2, 111202460), (4, 55601230), (5, 44480984), (8, 27800615), (10, 22240492), (20, 11120246), (40, 5560123)]