28480145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{859}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 36120000

約数和(自身を除く): 7639855

約数列:

[1, 5, 19, 95, 349, 859, 1745, 4295, 6631, 16321, 33155, 81605, 299791, 1498955, 5696029, 28480145]

約数ペア:

[(1, 28480145), (5, 5696029), (19, 1498955), (95, 299791), (349, 81605), (859, 33155), (1745, 16321), (4295, 6631)]