27357880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 67949280

約数和(自身を除く): 40591400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 641, 776, 970, 1067, 1282, 1940, 2134, 2564, 3205, 3880, 4268, 5128, 5335, 6410, 7051, 8536, 10670, 12820, 14102, 21340, 25640, 28204, 35255, 42680, 56408, 62177, 70510, 124354, 141020, 248708, 282040, 310885, 497416, 621770, 683947, 1243540, 1367894, 2487080, 2735788, 3419735, 5471576, 6839470, 13678940, 27357880]

約数ペア:

[(1, 27357880), (2, 13678940), (4, 6839470), (5, 5471576), (8, 3419735), (10, 2735788), (11, 2487080), (20, 1367894), (22, 1243540), (40, 683947), (44, 621770), (55, 497416), (88, 310885), (97, 282040), (110, 248708), (194, 141020), (220, 124354), (388, 70510), (440, 62177), (485, 56408), (641, 42680), (776, 35255), (970, 28204), (1067, 25640), (1282, 21340), (1940, 14102), (2134, 12820), (2564, 10670), (3205, 8536), (3880, 7051), (4268, 6410), (5128, 5335)]