2720320

素因数分解:

$2^6\times 5^1\times {\mathrm{8501}}^1$

素因数の和:8518

約数の個数: 28

約数和(自身を含む): 6478524

約数和(自身を除く): 3758204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 8501, 17002, 34004, 42505, 68008, 85010, 136016, 170020, 272032, 340040, 544064, 680080, 1360160, 2720320]

約数ペア:

[(1, 2720320), (2, 1360160), (4, 680080), (5, 544064), (8, 340040), (10, 272032), (16, 170020), (20, 136016), (32, 85010), (40, 68008), (64, 42505), (80, 34004), (160, 17002), (320, 8501)]