27786440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5741}}^1$

素因数の和:5774

約数の個数: 48

約数和(自身を含む): 68731740

約数和(自身を除く): 40945300

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5741, 11482, 22964, 28705, 45928, 57410, 63151, 114820, 126302, 229640, 252604, 315755, 505208, 631510, 694661, 1263020, 1389322, 2526040, 2778644, 3473305, 5557288, 6946610, 13893220, 27786440]

約数ペア:

[(1, 27786440), (2, 13893220), (4, 6946610), (5, 5557288), (8, 3473305), (10, 2778644), (11, 2526040), (20, 1389322), (22, 1263020), (40, 694661), (44, 631510), (55, 505208), (88, 315755), (110, 252604), (121, 229640), (220, 126302), (242, 114820), (440, 63151), (484, 57410), (605, 45928), (968, 28705), (1210, 22964), (2420, 11482), (4840, 5741)]