43040080

素因数分解:

$2^4\times 5^1\times {\mathrm{538001}}^1$

素因数の和:538014

約数の個数: 20

約数和(自身を含む): 100068372

約数和(自身を除く): 57028292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 538001, 1076002, 2152004, 2690005, 4304008, 5380010, 8608016, 10760020, 21520040, 43040080]

約数ペア:

[(1, 43040080), (2, 21520040), (4, 10760020), (5, 8608016), (8, 5380010), (10, 4304008), (16, 2690005), (20, 2152004), (40, 1076002), (80, 538001)]