2720785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 3473280

約数和(自身を除く): 752495

約数列:

[1, 5, 23, 59, 115, 295, 401, 1357, 2005, 6785, 9223, 23659, 46115, 118295, 544157, 2720785]

約数ペア:

[(1, 2720785), (5, 544157), (23, 118295), (59, 46115), (115, 23659), (295, 9223), (401, 6785), (1357, 2005)]