54445580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388897}}^1$

素因数の和:388913

約数の個数: 24

約数和(自身を含む): 130669728

約数和(自身を除く): 76224148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388897, 777794, 1555588, 1944485, 2722279, 3888970, 5444558, 7777940, 10889116, 13611395, 27222790, 54445580]

約数ペア:

[(1, 54445580), (2, 27222790), (4, 13611395), (5, 10889116), (7, 7777940), (10, 5444558), (14, 3888970), (20, 2722279), (28, 1944485), (35, 1555588), (70, 777794), (140, 388897)]