204508940

素因数分解:

$2^2\times 5^1\times {\mathrm{2083}}^1\times {\mathrm{4909}}^1$

素因数の和:7001

約数の個数: 24

約数和(自身を含む): 429762480

約数和(自身を除く): 225253540

約数列:

[1, 2, 4, 5, 10, 20, 2083, 4166, 4909, 8332, 9818, 10415, 19636, 20830, 24545, 41660, 49090, 98180, 10225447, 20450894, 40901788, 51127235, 102254470, 204508940]

約数ペア:

[(1, 204508940), (2, 102254470), (4, 51127235), (5, 40901788), (10, 20450894), (20, 10225447), (2083, 98180), (4166, 49090), (4909, 41660), (8332, 24545), (9818, 20830), (10415, 19636)]