30883280

素因数分解:

$2^4\times 5^1\times {\mathrm{386041}}^1$

素因数の和:386054

約数の個数: 20

約数和(自身を含む): 71803812

約数和(自身を除く): 40920532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386041, 772082, 1544164, 1930205, 3088328, 3860410, 6176656, 7720820, 15441640, 30883280]

約数ペア:

[(1, 30883280), (2, 15441640), (4, 7720820), (5, 6176656), (8, 3860410), (10, 3088328), (16, 1930205), (20, 1544164), (40, 772082), (80, 386041)]