25713620

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{1399}}^1$

素因数の和:2327

約数の個数: 24

約数和(自身を含む): 54096000

約数和(自身を除く): 28382380

約数列:

[1, 2, 4, 5, 10, 20, 919, 1399, 1838, 2798, 3676, 4595, 5596, 6995, 9190, 13990, 18380, 27980, 1285681, 2571362, 5142724, 6428405, 12856810, 25713620]

約数ペア:

[(1, 25713620), (2, 12856810), (4, 6428405), (5, 5142724), (10, 2571362), (20, 1285681), (919, 27980), (1399, 18380), (1838, 13990), (2798, 9190), (3676, 6995), (4595, 5596)]