66645460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476039}}^1$

素因数の和:476055

約数の個数: 24

約数和(自身を含む): 159949440

約数和(自身を除く): 93303980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476039, 952078, 1904156, 2380195, 3332273, 4760390, 6664546, 9520780, 13329092, 16661365, 33322730, 66645460]

約数ペア:

[(1, 66645460), (2, 33322730), (4, 16661365), (5, 13329092), (7, 9520780), (10, 6664546), (14, 4760390), (20, 3332273), (28, 2380195), (35, 1904156), (70, 952078), (140, 476039)]