20617620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{343627}}^1$

素因数の和:343639

約数の個数: 24

約数和(自身を含む): 57729504

約数和(自身を除く): 37111884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 343627, 687254, 1030881, 1374508, 1718135, 2061762, 3436270, 4123524, 5154405, 6872540, 10308810, 20617620]

約数ペア:

[(1, 20617620), (2, 10308810), (3, 6872540), (4, 5154405), (5, 4123524), (6, 3436270), (10, 2061762), (12, 1718135), (15, 1374508), (20, 1030881), (30, 687254), (60, 343627)]