4320080

素因数分解:

$2^4\times 5^1\times {\mathrm{54001}}^1$

素因数の和:54014

約数の個数: 20

約数和(自身を含む): 10044372

約数和(自身を除く): 5724292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 54001, 108002, 216004, 270005, 432008, 540010, 864016, 1080020, 2160040, 4320080]

約数ペア:

[(1, 4320080), (2, 2160040), (4, 1080020), (5, 864016), (8, 540010), (10, 432008), (16, 270005), (20, 216004), (40, 108002), (80, 54001)]