9081880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 20631600

約数和(自身を除く): 11549720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2083, 2180, 4166, 4360, 8332, 10415, 16664, 20830, 41660, 83320, 227047, 454094, 908188, 1135235, 1816376, 2270470, 4540940, 9081880]

約数ペア:

[(1, 9081880), (2, 4540940), (4, 2270470), (5, 1816376), (8, 1135235), (10, 908188), (20, 454094), (40, 227047), (109, 83320), (218, 41660), (436, 20830), (545, 16664), (872, 10415), (1090, 8332), (2083, 4360), (2180, 4166)]