27953420

素因数分解:

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

素因数の和:11582

約数の個数: 36

約数和(自身を含む): 64529472

約数和(自身を除く): 36576052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 11551, 23102, 46204, 57755, 115510, 127061, 231020, 254122, 508244, 635305, 1270610, 1397671, 2541220, 2795342, 5590684, 6988355, 13976710, 27953420]

約数ペア:

[(1, 27953420), (2, 13976710), (4, 6988355), (5, 5590684), (10, 2795342), (11, 2541220), (20, 1397671), (22, 1270610), (44, 635305), (55, 508244), (110, 254122), (121, 231020), (220, 127061), (242, 115510), (484, 57755), (605, 46204), (1210, 23102), (2420, 11551)]