72574180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{518387}}^1$

素因数の和:518403

約数の個数: 24

約数和(自身を含む): 174178368

約数和(自身を除く): 101604188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 518387, 1036774, 2073548, 2591935, 3628709, 5183870, 7257418, 10367740, 14514836, 18143545, 36287090, 72574180]

約数ペア:

[(1, 72574180), (2, 36287090), (4, 18143545), (5, 14514836), (7, 10367740), (10, 7257418), (14, 5183870), (20, 3628709), (28, 2591935), (35, 2073548), (70, 1036774), (140, 518387)]