2728996820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12404531}}^1$

素因数の和:12404551

約数の個数: 24

約数和(自身を含む): 6251884128

約数和(自身を除く): 3522887308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12404531, 24809062, 49618124, 62022655, 124045310, 136449841, 248090620, 272899682, 545799364, 682249205, 1364498410, 2728996820]

約数ペア:

[(1, 2728996820), (2, 1364498410), (4, 682249205), (5, 545799364), (10, 272899682), (11, 248090620), (20, 136449841), (22, 124045310), (44, 62022655), (55, 49618124), (110, 24809062), (220, 12404531)]