137727440

素因数分解:

$2^4\times 5^1\times {\mathrm{1721593}}^1$

素因数の和:1721606

約数の個数: 20

約数和(自身を含む): 320216484

約数和(自身を除く): 182489044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1721593, 3443186, 6886372, 8607965, 13772744, 17215930, 27545488, 34431860, 68863720, 137727440]

約数ペア:

[(1, 137727440), (2, 68863720), (4, 34431860), (5, 27545488), (8, 17215930), (10, 13772744), (16, 8607965), (20, 6886372), (40, 3443186), (80, 1721593)]