660582020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4718443}}^1$

素因数の和:4718459

約数の個数: 24

約数和(自身を含む): 1585397184

約数和(自身を除く): 924815164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4718443, 9436886, 18873772, 23592215, 33029101, 47184430, 66058202, 94368860, 132116404, 165145505, 330291010, 660582020]

約数ペア:

[(1, 660582020), (2, 330291010), (4, 165145505), (5, 132116404), (7, 94368860), (10, 66058202), (14, 47184430), (20, 33029101), (28, 23592215), (35, 18873772), (70, 9436886), (140, 4718443)]