386305180

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{98047}}^1$

素因数の和:98253

約数の個数: 24

約数和(自身を含む): 815367168

約数和(自身を除く): 429061988

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 98047, 196094, 392188, 490235, 980470, 1960940, 19315259, 38630518, 77261036, 96576295, 193152590, 386305180]

約数ペア:

[(1, 386305180), (2, 193152590), (4, 96576295), (5, 77261036), (10, 38630518), (20, 19315259), (197, 1960940), (394, 980470), (788, 490235), (985, 392188), (1970, 196094), (3940, 98047)]