20174069920

素因数分解:

$2^5\times 5^1\times {\mathrm{887}}^1\times {\mathrm{142151}}^1$

素因数の和:143053

約数の個数: 48

約数和(自身を含む): 47715308928

約数和(自身を除く): 27541239008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 887, 1774, 3548, 4435, 7096, 8870, 14192, 17740, 28384, 35480, 70960, 141920, 142151, 284302, 568604, 710755, 1137208, 1421510, 2274416, 2843020, 4548832, 5686040, 11372080, 22744160, 126087937, 252175874, 504351748, 630439685, 1008703496, 1260879370, 2017406992, 2521758740, 4034813984, 5043517480, 10087034960, 20174069920]

約数ペア:

[(1, 20174069920), (2, 10087034960), (4, 5043517480), (5, 4034813984), (8, 2521758740), (10, 2017406992), (16, 1260879370), (20, 1008703496), (32, 630439685), (40, 504351748), (80, 252175874), (160, 126087937), (887, 22744160), (1774, 11372080), (3548, 5686040), (4435, 4548832), (7096, 2843020), (8870, 2274416), (14192, 1421510), (17740, 1137208), (28384, 710755), (35480, 568604), (70960, 284302), (141920, 142151)]