25760336

素因数分解:

$2^4\times 7^1\times {\mathrm{230003}}^1$

素因数の和:230018

約数の個数: 20

約数和(自身を含む): 57040992

約数和(自身を除く): 31280656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 230003, 460006, 920012, 1610021, 1840024, 3220042, 3680048, 6440084, 12880168, 25760336]

約数ペア:

[(1, 25760336), (2, 12880168), (4, 6440084), (7, 3680048), (8, 3220042), (14, 1840024), (16, 1610021), (28, 920012), (56, 460006), (112, 230003)]