2689940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12227}}^1$

素因数の和:12247

約数の個数: 24

約数和(自身を含む): 6162912

約数和(自身を除く): 3472972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12227, 24454, 48908, 61135, 122270, 134497, 244540, 268994, 537988, 672485, 1344970, 2689940]

約数ペア:

[(1, 2689940), (2, 1344970), (4, 672485), (5, 537988), (10, 268994), (11, 244540), (20, 134497), (22, 122270), (44, 61135), (55, 48908), (110, 24454), (220, 12227)]