20649120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43019}}^1$

素因数の和:43037

約数の個数: 48

約数和(自身を含む): 65046240

約数和(自身を除く): 44397120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43019, 86038, 129057, 172076, 215095, 258114, 344152, 430190, 516228, 645285, 688304, 860380, 1032456, 1290570, 1376608, 1720760, 2064912, 2581140, 3441520, 4129824, 5162280, 6883040, 10324560, 20649120]

約数ペア:

[(1, 20649120), (2, 10324560), (3, 6883040), (4, 5162280), (5, 4129824), (6, 3441520), (8, 2581140), (10, 2064912), (12, 1720760), (15, 1376608), (16, 1290570), (20, 1032456), (24, 860380), (30, 688304), (32, 645285), (40, 516228), (48, 430190), (60, 344152), (80, 258114), (96, 215095), (120, 172076), (160, 129057), (240, 86038), (480, 43019)]