20144090900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2263381}}^1$

素因数の和:2263484

約数の個数: 36

約数和(自身を含む): 44203850460

約数和(自身を除く): 24059759560

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4450, 8900, 2263381, 4526762, 9053524, 11316905, 22633810, 45267620, 56584525, 113169050, 201440909, 226338100, 402881818, 805763636, 1007204545, 2014409090, 4028818180, 5036022725, 10072045450, 20144090900]

約数ペア:

[(1, 20144090900), (2, 10072045450), (4, 5036022725), (5, 4028818180), (10, 2014409090), (20, 1007204545), (25, 805763636), (50, 402881818), (89, 226338100), (100, 201440909), (178, 113169050), (356, 56584525), (445, 45267620), (890, 22633810), (1780, 11316905), (2225, 9053524), (4450, 4526762), (8900, 2263381)]