12444020080

素因数分解:

$2^4\times 5^1\times {\mathrm{155550251}}^1$

素因数の和:155550264

約数の個数: 20

約数和(自身を含む): 28932346872

約数和(自身を除く): 16488326792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155550251, 311100502, 622201004, 777751255, 1244402008, 1555502510, 2488804016, 3111005020, 6222010040, 12444020080]

約数ペア:

[(1, 12444020080), (2, 6222010040), (4, 3111005020), (5, 2488804016), (8, 1555502510), (10, 1244402008), (16, 777751255), (20, 622201004), (40, 311100502), (80, 155550251)]