55268620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251221}}^1$

素因数の和:251241

約数の個数: 24

約数和(自身を含む): 126615888

約数和(自身を除く): 71347268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251221, 502442, 1004884, 1256105, 2512210, 2763431, 5024420, 5526862, 11053724, 13817155, 27634310, 55268620]

約数ペア:

[(1, 55268620), (2, 27634310), (4, 13817155), (5, 11053724), (10, 5526862), (11, 5024420), (20, 2763431), (22, 2512210), (44, 1256105), (55, 1004884), (110, 502442), (220, 251221)]