81139060

素因数分解:

$2^2\times 5^1\times {\mathrm{1733}}^1\times {\mathrm{2341}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 170563176

約数和(自身を除く): 89424116

約数列:

[1, 2, 4, 5, 10, 20, 1733, 2341, 3466, 4682, 6932, 8665, 9364, 11705, 17330, 23410, 34660, 46820, 4056953, 8113906, 16227812, 20284765, 40569530, 81139060]

約数ペア:

[(1, 81139060), (2, 40569530), (4, 20284765), (5, 16227812), (10, 8113906), (20, 4056953), (1733, 46820), (2341, 34660), (3466, 23410), (4682, 17330), (6932, 11705), (8665, 9364)]