28229180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 74390400

約数和(自身を除く): 46161220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 170, 203, 238, 290, 340, 406, 409, 476, 493, 580, 595, 812, 818, 986, 1015, 1190, 1636, 1972, 2030, 2045, 2380, 2465, 2863, 3451, 4060, 4090, 4930, 5726, 6902, 6953, 8180, 9860, 11452, 11861, 13804, 13906, 14315, 17255, 23722, 27812, 28630, 34510, 34765, 47444, 48671, 57260, 59305, 69020, 69530, 83027, 97342, 118610, 139060, 166054, 194684, 201637, 237220, 243355, 332108, 403274, 415135, 486710, 806548, 830270, 973420, 1008185, 1411459, 1660540, 2016370, 2822918, 4032740, 5645836, 7057295, 14114590, 28229180]

約数ペア:

[(1, 28229180), (2, 14114590), (4, 7057295), (5, 5645836), (7, 4032740), (10, 2822918), (14, 2016370), (17, 1660540), (20, 1411459), (28, 1008185), (29, 973420), (34, 830270), (35, 806548), (58, 486710), (68, 415135), (70, 403274), (85, 332108), (116, 243355), (119, 237220), (140, 201637), (145, 194684), (170, 166054), (203, 139060), (238, 118610), (290, 97342), (340, 83027), (406, 69530), (409, 69020), (476, 59305), (493, 57260), (580, 48671), (595, 47444), (812, 34765), (818, 34510), (986, 28630), (1015, 27812), (1190, 23722), (1636, 17255), (1972, 14315), (2030, 13906), (2045, 13804), (2380, 11861), (2465, 11452), (2863, 9860), (3451, 8180), (4060, 6953), (4090, 6902), (4930, 5726)]