28080160

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1025

約数の個数: 48

約数和(自身を含む): 66721536

約数和(自身を除く): 38641376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 787, 892, 1115, 1574, 1784, 2230, 3148, 3568, 3935, 4460, 6296, 7136, 7870, 8920, 12592, 15740, 17840, 25184, 31480, 35680, 62960, 125920, 175501, 351002, 702004, 877505, 1404008, 1755010, 2808016, 3510020, 5616032, 7020040, 14040080, 28080160]

約数ペア:

[(1, 28080160), (2, 14040080), (4, 7020040), (5, 5616032), (8, 3510020), (10, 2808016), (16, 1755010), (20, 1404008), (32, 877505), (40, 702004), (80, 351002), (160, 175501), (223, 125920), (446, 62960), (787, 35680), (892, 31480), (1115, 25184), (1574, 17840), (1784, 15740), (2230, 12592), (3148, 8920), (3568, 7870), (3935, 7136), (4460, 6296)]