19524640

素因数分解:

$2^5\times 5^1\times {\mathrm{122029}}^1$

素因数の和:122044

約数の個数: 24

約数和(自身を含む): 46127340

約数和(自身を除く): 26602700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 122029, 244058, 488116, 610145, 976232, 1220290, 1952464, 2440580, 3904928, 4881160, 9762320, 19524640]

約数ペア:

[(1, 19524640), (2, 9762320), (4, 4881160), (5, 3904928), (8, 2440580), (10, 1952464), (16, 1220290), (20, 976232), (32, 610145), (40, 488116), (80, 244058), (160, 122029)]