2019913760

素因数分解:

$2^5\times 5^1\times {\mathrm{12624461}}^1$

素因数の和:12624476

約数の個数: 24

約数和(自身を含む): 4772046636

約数和(自身を除く): 2752132876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12624461, 25248922, 50497844, 63122305, 100995688, 126244610, 201991376, 252489220, 403982752, 504978440, 1009956880, 2019913760]

約数ペア:

[(1, 2019913760), (2, 1009956880), (4, 504978440), (5, 403982752), (8, 252489220), (10, 201991376), (16, 126244610), (20, 100995688), (32, 63122305), (40, 50497844), (80, 25248922), (160, 12624461)]