20378760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169823}}^1$

素因数の和:169837

約数の個数: 32

約数和(自身を含む): 61136640

約数和(自身を除く): 40757880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169823, 339646, 509469, 679292, 849115, 1018938, 1358584, 1698230, 2037876, 2547345, 3396460, 4075752, 5094690, 6792920, 10189380, 20378760]

約数ペア:

[(1, 20378760), (2, 10189380), (3, 6792920), (4, 5094690), (5, 4075752), (6, 3396460), (8, 2547345), (10, 2037876), (12, 1698230), (15, 1358584), (20, 1018938), (24, 849115), (30, 679292), (40, 509469), (60, 339646), (120, 169823)]