320884048

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{378401}}^1$

素因数の和:378462

約数の個数: 20

約数和(自身を含む): 633444948

約数和(自身を除く): 312560900

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 378401, 756802, 1513604, 3027208, 6054416, 20055253, 40110506, 80221012, 160442024, 320884048]

約数ペア:

[(1, 320884048), (2, 160442024), (4, 80221012), (8, 40110506), (16, 20055253), (53, 6054416), (106, 3027208), (212, 1513604), (424, 756802), (848, 378401)]