2006690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 4181760

約数和(自身を除く): 2175070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 263, 526, 545, 763, 1090, 1315, 1526, 1841, 2630, 3682, 3815, 7630, 9205, 18410, 28667, 57334, 143335, 200669, 286670, 401338, 1003345, 2006690]

約数ペア:

[(1, 2006690), (2, 1003345), (5, 401338), (7, 286670), (10, 200669), (14, 143335), (35, 57334), (70, 28667), (109, 18410), (218, 9205), (263, 7630), (526, 3815), (545, 3682), (763, 2630), (1090, 1841), (1315, 1526)]