52720120

素因数分解:

$2^3\times 5^1\times {\mathrm{1318003}}^1$

素因数の和:1318014

約数の個数: 16

約数和(自身を含む): 118620360

約数和(自身を除く): 65900240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1318003, 2636006, 5272012, 6590015, 10544024, 13180030, 26360060, 52720120]

約数ペア:

[(1, 52720120), (2, 26360060), (4, 13180030), (5, 10544024), (8, 6590015), (10, 5272012), (20, 2636006), (40, 1318003)]