331716820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{4523}}^1$

素因数の和:4744

約数の個数: 48

約数和(自身を含む): 737231040

約数和(自身を除く): 405514220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 380, 386, 772, 965, 1930, 3667, 3860, 4523, 7334, 9046, 14668, 18092, 18335, 22615, 36670, 45230, 73340, 85937, 90460, 171874, 343748, 429685, 859370, 872939, 1718740, 1745878, 3491756, 4364695, 8729390, 16585841, 17458780, 33171682, 66343364, 82929205, 165858410, 331716820]

約数ペア:

[(1, 331716820), (2, 165858410), (4, 82929205), (5, 66343364), (10, 33171682), (19, 17458780), (20, 16585841), (38, 8729390), (76, 4364695), (95, 3491756), (190, 1745878), (193, 1718740), (380, 872939), (386, 859370), (772, 429685), (965, 343748), (1930, 171874), (3667, 90460), (3860, 85937), (4523, 73340), (7334, 45230), (9046, 36670), (14668, 22615), (18092, 18335)]