283280

素因数分解:

$2^4\times 5^1\times {\mathrm{3541}}^1$

素因数の和:3554

約数の個数: 20

約数和(自身を含む): 658812

約数和(自身を除く): 375532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3541, 7082, 14164, 17705, 28328, 35410, 56656, 70820, 141640, 283280]

約数ペア:

[(1, 283280), (2, 141640), (4, 70820), (5, 56656), (8, 35410), (10, 28328), (16, 17705), (20, 14164), (40, 7082), (80, 3541)]