87270160

素因数分解:

$2^4\times 5^1\times {\mathrm{1090877}}^1$

素因数の和:1090890

約数の個数: 20

約数和(自身を含む): 202903308

約数和(自身を除く): 115633148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1090877, 2181754, 4363508, 5454385, 8727016, 10908770, 17454032, 21817540, 43635080, 87270160]

約数ペア:

[(1, 87270160), (2, 43635080), (4, 21817540), (5, 17454032), (8, 10908770), (10, 8727016), (16, 5454385), (20, 4363508), (40, 2181754), (80, 1090877)]