88909580

素因数分解:

$2^2\times 5^1\times {\mathrm{4445479}}^1$

素因数の和:4445488

約数の個数: 12

約数和(自身を含む): 186710160

約数和(自身を除く): 97800580

約数列:

[1, 2, 4, 5, 10, 20, 4445479, 8890958, 17781916, 22227395, 44454790, 88909580]

約数ペア:

[(1, 88909580), (2, 44454790), (4, 22227395), (5, 17781916), (10, 8890958), (20, 4445479)]