1555520

素因数分解:

$2^6\times 5^1\times {\mathrm{4861}}^1$

素因数の和:4878

約数の個数: 28

約数和(自身を含む): 3704844

約数和(自身を除く): 2149324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4861, 9722, 19444, 24305, 38888, 48610, 77776, 97220, 155552, 194440, 311104, 388880, 777760, 1555520]

約数ペア:

[(1, 1555520), (2, 777760), (4, 388880), (5, 311104), (8, 194440), (10, 155552), (16, 97220), (20, 77776), (32, 48610), (40, 38888), (64, 24305), (80, 19444), (160, 9722), (320, 4861)]