20071620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111509}}^1$

素因数の和:111524

約数の個数: 36

約数和(自身を含む): 60884460

約数和(自身を除く): 40812840

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111509, 223018, 334527, 446036, 557545, 669054, 1003581, 1115090, 1338108, 1672635, 2007162, 2230180, 3345270, 4014324, 5017905, 6690540, 10035810, 20071620]

約数ペア:

[(1, 20071620), (2, 10035810), (3, 6690540), (4, 5017905), (5, 4014324), (6, 3345270), (9, 2230180), (10, 2007162), (12, 1672635), (15, 1338108), (18, 1115090), (20, 1003581), (30, 669054), (36, 557545), (45, 446036), (60, 334527), (90, 223018), (180, 111509)]