68727020

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7757}}^1$

素因数の和:8209

約数の個数: 24

約数和(自身を含む): 144671184

約数和(自身を除く): 75944164

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 7757, 8860, 15514, 31028, 38785, 77570, 155140, 3436351, 6872702, 13745404, 17181755, 34363510, 68727020]

約数ペア:

[(1, 68727020), (2, 34363510), (4, 17181755), (5, 13745404), (10, 6872702), (20, 3436351), (443, 155140), (886, 77570), (1772, 38785), (2215, 31028), (4430, 15514), (7757, 8860)]