20611570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 42594048

約数和(自身を除く): 21982478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1063, 1385, 1939, 2126, 2770, 3878, 5315, 7441, 9695, 10630, 14882, 19390, 37205, 74410, 294451, 588902, 1472255, 2061157, 2944510, 4122314, 10305785, 20611570]

約数ペア:

[(1, 20611570), (2, 10305785), (5, 4122314), (7, 2944510), (10, 2061157), (14, 1472255), (35, 588902), (70, 294451), (277, 74410), (554, 37205), (1063, 19390), (1385, 14882), (1939, 10630), (2126, 9695), (2770, 7441), (3878, 5315)]