3885820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2003}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 8248464

約数和(自身を除く): 4362644

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2003, 4006, 8012, 10015, 20030, 40060, 194291, 388582, 777164, 971455, 1942910, 3885820]

約数ペア:

[(1, 3885820), (2, 1942910), (4, 971455), (5, 777164), (10, 388582), (20, 194291), (97, 40060), (194, 20030), (388, 10015), (485, 8012), (970, 4006), (1940, 2003)]