2541220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11551}}^1$

素因数の和:11571

約数の個数: 24

約数和(自身を含む): 5822208

約数和(自身を除く): 3280988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11551, 23102, 46204, 57755, 115510, 127061, 231020, 254122, 508244, 635305, 1270610, 2541220]

約数ペア:

[(1, 2541220), (2, 1270610), (4, 635305), (5, 508244), (10, 254122), (11, 231020), (20, 127061), (22, 115510), (44, 57755), (55, 46204), (110, 23102), (220, 11551)]