387680320

素因数分解:

$2^6\times 5^1\times {\mathrm{1211501}}^1$

素因数の和:1211518

約数の個数: 28

約数和(自身を含む): 923164524

約数和(自身を除く): 535484204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1211501, 2423002, 4846004, 6057505, 9692008, 12115010, 19384016, 24230020, 38768032, 48460040, 77536064, 96920080, 193840160, 387680320]

約数ペア:

[(1, 387680320), (2, 193840160), (4, 96920080), (5, 77536064), (8, 48460040), (10, 38768032), (16, 24230020), (20, 19384016), (32, 12115010), (40, 9692008), (64, 6057505), (80, 4846004), (160, 2423002), (320, 1211501)]