66376040

素因数分解:

$2^3\times 5^1\times {\mathrm{1659401}}^1$

素因数の和:1659412

約数の個数: 16

約数和(自身を含む): 149346180

約数和(自身を除く): 82970140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1659401, 3318802, 6637604, 8297005, 13275208, 16594010, 33188020, 66376040]

約数ペア:

[(1, 66376040), (2, 33188020), (4, 16594010), (5, 13275208), (8, 8297005), (10, 6637604), (20, 3318802), (40, 1659401)]