54557540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63439}}^1$

素因数の和:63491

約数の個数: 24

約数和(自身を含む): 117237120

約数和(自身を除く): 62679580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 63439, 126878, 253756, 317195, 634390, 1268780, 2727877, 5455754, 10911508, 13639385, 27278770, 54557540]

約数ペア:

[(1, 54557540), (2, 27278770), (4, 13639385), (5, 10911508), (10, 5455754), (20, 2727877), (43, 1268780), (86, 634390), (172, 317195), (215, 253756), (430, 126878), (860, 63439)]