38765660

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9839}}^1$

素因数の和:10045

約数の個数: 24

約数和(自身を含む): 81829440

約数和(自身を除く): 43063780

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 9839, 19678, 39356, 49195, 98390, 196780, 1938283, 3876566, 7753132, 9691415, 19382830, 38765660]

約数ペア:

[(1, 38765660), (2, 19382830), (4, 9691415), (5, 7753132), (10, 3876566), (20, 1938283), (197, 196780), (394, 98390), (788, 49195), (985, 39356), (1970, 19678), (3940, 9839)]