12441680

素因数分解:

$2^4\times 5^1\times {\mathrm{155521}}^1$

素因数の和:155534

約数の個数: 20

約数和(自身を含む): 28927092

約数和(自身を除く): 16485412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155521, 311042, 622084, 777605, 1244168, 1555210, 2488336, 3110420, 6220840, 12441680]

約数ペア:

[(1, 12441680), (2, 6220840), (4, 3110420), (5, 2488336), (8, 1555210), (10, 1244168), (16, 777605), (20, 622084), (40, 311042), (80, 155521)]