20142540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3391}}^1$

素因数の和:3420

約数の個数: 96

約数和(自身を含む): 68382720

約数和(自身を除く): 48240180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3391, 5940, 6782, 10173, 13564, 16955, 20346, 30519, 33910, 37301, 40692, 50865, 61038, 67820, 74602, 91557, 101730, 111903, 122076, 149204, 152595, 183114, 186505, 203460, 223806, 305190, 335709, 366228, 373010, 447612, 457785, 559515, 610380, 671418, 746020, 915570, 1007127, 1119030, 1342836, 1678545, 1831140, 2014254, 2238060, 3357090, 4028508, 5035635, 6714180, 10071270, 20142540]

約数ペア:

[(1, 20142540), (2, 10071270), (3, 6714180), (4, 5035635), (5, 4028508), (6, 3357090), (9, 2238060), (10, 2014254), (11, 1831140), (12, 1678545), (15, 1342836), (18, 1119030), (20, 1007127), (22, 915570), (27, 746020), (30, 671418), (33, 610380), (36, 559515), (44, 457785), (45, 447612), (54, 373010), (55, 366228), (60, 335709), (66, 305190), (90, 223806), (99, 203460), (108, 186505), (110, 183114), (132, 152595), (135, 149204), (165, 122076), (180, 111903), (198, 101730), (220, 91557), (270, 74602), (297, 67820), (330, 61038), (396, 50865), (495, 40692), (540, 37301), (594, 33910), (660, 30519), (990, 20346), (1188, 16955), (1485, 13564), (1980, 10173), (2970, 6782), (3391, 5940)]