27891020

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2477}}^1$

素因数の和:3049

約数の個数: 24

約数和(自身を含む): 58698864

約数和(自身を除く): 30807844

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2477, 2815, 4954, 5630, 9908, 11260, 12385, 24770, 49540, 1394551, 2789102, 5578204, 6972755, 13945510, 27891020]

約数ペア:

[(1, 27891020), (2, 13945510), (4, 6972755), (5, 5578204), (10, 2789102), (20, 1394551), (563, 49540), (1126, 24770), (2252, 12385), (2477, 11260), (2815, 9908), (4954, 5630)]