15380080

素因数分解:

$2^4\times 5^1\times {\mathrm{192251}}^1$

素因数の和:192264

約数の個数: 20

約数和(自身を含む): 35758872

約数和(自身を除く): 20378792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192251, 384502, 769004, 961255, 1538008, 1922510, 3076016, 3845020, 7690040, 15380080]

約数ペア:

[(1, 15380080), (2, 7690040), (4, 3845020), (5, 3076016), (8, 1922510), (10, 1538008), (16, 961255), (20, 769004), (40, 384502), (80, 192251)]