42737180

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10847}}^1$

素因数の和:11053

約数の個数: 24

約数和(自身を含む): 90211968

約数和(自身を除く): 47474788

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 10847, 21694, 43388, 54235, 108470, 216940, 2136859, 4273718, 8547436, 10684295, 21368590, 42737180]

約数ペア:

[(1, 42737180), (2, 21368590), (4, 10684295), (5, 8547436), (10, 4273718), (20, 2136859), (197, 216940), (394, 108470), (788, 54235), (985, 43388), (1970, 21694), (3940, 10847)]