194617340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 415091712

約数和(自身を除く): 220474372

約数列:

[1, 2, 4, 5, 10, 20, 127, 193, 254, 386, 397, 508, 635, 772, 794, 965, 1270, 1588, 1930, 1985, 2540, 3860, 3970, 7940, 24511, 49022, 50419, 76621, 98044, 100838, 122555, 153242, 201676, 245110, 252095, 306484, 383105, 490220, 504190, 766210, 1008380, 1532420, 9730867, 19461734, 38923468, 48654335, 97308670, 194617340]

約数ペア:

[(1, 194617340), (2, 97308670), (4, 48654335), (5, 38923468), (10, 19461734), (20, 9730867), (127, 1532420), (193, 1008380), (254, 766210), (386, 504190), (397, 490220), (508, 383105), (635, 306484), (772, 252095), (794, 245110), (965, 201676), (1270, 153242), (1588, 122555), (1930, 100838), (1985, 98044), (2540, 76621), (3860, 50419), (3970, 49022), (7940, 24511)]