9966520

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1291}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 22558320

約数和(自身を除く): 12591800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1291, 1544, 1930, 2582, 3860, 5164, 6455, 7720, 10328, 12910, 25820, 51640, 249163, 498326, 996652, 1245815, 1993304, 2491630, 4983260, 9966520]

約数ペア:

[(1, 9966520), (2, 4983260), (4, 2491630), (5, 1993304), (8, 1245815), (10, 996652), (20, 498326), (40, 249163), (193, 51640), (386, 25820), (772, 12910), (965, 10328), (1291, 7720), (1544, 6455), (1930, 5164), (2582, 3860)]