54435280

素因数分解:

$2^4\times 5^1\times {\mathrm{680441}}^1$

素因数の和:680454

約数の個数: 20

約数和(自身を含む): 126562212

約数和(自身を除く): 72126932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 680441, 1360882, 2721764, 3402205, 5443528, 6804410, 10887056, 13608820, 27217640, 54435280]

約数ペア:

[(1, 54435280), (2, 27217640), (4, 13608820), (5, 10887056), (8, 6804410), (10, 5443528), (16, 3402205), (20, 2721764), (40, 1360882), (80, 680441)]