25884580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9311}}^1$

素因数の和:9459

約数の個数: 24

約数和(自身を含む): 54754560

約数和(自身を除く): 28869980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 9311, 18622, 37244, 46555, 93110, 186220, 1294229, 2588458, 5176916, 6471145, 12942290, 25884580]

約数ペア:

[(1, 25884580), (2, 12942290), (4, 6471145), (5, 5176916), (10, 2588458), (20, 1294229), (139, 186220), (278, 93110), (556, 46555), (695, 37244), (1390, 18622), (2780, 9311)]