51496280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117037}}^1$

素因数の和:117059

約数の個数: 32

約数和(自身を含む): 126401040

約数和(自身を除く): 74904760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 117037, 234074, 468148, 585185, 936296, 1170370, 1287407, 2340740, 2574814, 4681480, 5149628, 6437035, 10299256, 12874070, 25748140, 51496280]

約数ペア:

[(1, 51496280), (2, 25748140), (4, 12874070), (5, 10299256), (8, 6437035), (10, 5149628), (11, 4681480), (20, 2574814), (22, 2340740), (40, 1287407), (44, 1170370), (55, 936296), (88, 585185), (110, 468148), (220, 234074), (440, 117037)]