20186559080

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1036271}}^1$

素因数の和:1036769

約数の個数: 32

約数和(自身を含む): 45513066240

約数和(自身を除く): 25326507160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 9740, 19480, 1036271, 2072542, 4145084, 5181355, 8290168, 10362710, 20725420, 41450840, 504663977, 1009327954, 2018655908, 2523319885, 4037311816, 5046639770, 10093279540, 20186559080]

約数ペア:

[(1, 20186559080), (2, 10093279540), (4, 5046639770), (5, 4037311816), (8, 2523319885), (10, 2018655908), (20, 1009327954), (40, 504663977), (487, 41450840), (974, 20725420), (1948, 10362710), (2435, 8290168), (3896, 5181355), (4870, 4145084), (9740, 2072542), (19480, 1036271)]