12442420

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{809}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 26195400

約数和(自身を除く): 13752980

約数列:

[1, 2, 4, 5, 10, 20, 769, 809, 1538, 1618, 3076, 3236, 3845, 4045, 7690, 8090, 15380, 16180, 622121, 1244242, 2488484, 3110605, 6221210, 12442420]

約数ペア:

[(1, 12442420), (2, 6221210), (4, 3110605), (5, 2488484), (10, 1244242), (20, 622121), (769, 16180), (809, 15380), (1538, 8090), (1618, 7690), (3076, 4045), (3236, 3845)]