12420385

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 15396480

約数和(自身を除く): 2976095

約数列:

[1, 5, 59, 71, 295, 355, 593, 2965, 4189, 20945, 34987, 42103, 174935, 210515, 2484077, 12420385]

約数ペア:

[(1, 12420385), (5, 2484077), (59, 210515), (71, 174935), (295, 42103), (355, 34987), (593, 20945), (2965, 4189)]