24998180

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4019}}^1$

素因数の和:4339

約数の個数: 24

約数和(自身を含む): 52678080

約数和(自身を除く): 27679900

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4019, 6220, 8038, 16076, 20095, 40190, 80380, 1249909, 2499818, 4999636, 6249545, 12499090, 24998180]

約数ペア:

[(1, 24998180), (2, 12499090), (4, 6249545), (5, 4999636), (10, 2499818), (20, 1249909), (311, 80380), (622, 40190), (1244, 20095), (1555, 16076), (3110, 8038), (4019, 6220)]