20288035

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 25048800

約数和(自身を除く): 4760765

約数列:

[1, 5, 59, 97, 295, 485, 709, 3545, 5723, 28615, 41831, 68773, 209155, 343865, 4057607, 20288035]

約数ペア:

[(1, 20288035), (5, 4057607), (59, 343865), (97, 209155), (295, 68773), (485, 41831), (709, 28615), (3545, 5723)]