20551620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342527}}^1$

素因数の和:342539

約数の個数: 24

約数和(自身を含む): 57544704

約数和(自身を除く): 36993084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342527, 685054, 1027581, 1370108, 1712635, 2055162, 3425270, 4110324, 5137905, 6850540, 10275810, 20551620]

約数ペア:

[(1, 20551620), (2, 10275810), (3, 6850540), (4, 5137905), (5, 4110324), (6, 3425270), (10, 2055162), (12, 1712635), (15, 1370108), (20, 1027581), (30, 685054), (60, 342527)]