28866460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 44290148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 47, 70, 82, 94, 107, 140, 164, 188, 205, 214, 235, 287, 329, 410, 428, 470, 535, 574, 658, 749, 820, 940, 1070, 1148, 1316, 1435, 1498, 1645, 1927, 2140, 2870, 2996, 3290, 3745, 3854, 4387, 5029, 5740, 6580, 7490, 7708, 8774, 9635, 10058, 13489, 14980, 17548, 19270, 20116, 21935, 25145, 26978, 30709, 35203, 38540, 43870, 50290, 53956, 61418, 67445, 70406, 87740, 100580, 122836, 134890, 140812, 153545, 176015, 206189, 269780, 307090, 352030, 412378, 614180, 704060, 824756, 1030945, 1443323, 2061890, 2886646, 4123780, 5773292, 7216615, 14433230, 28866460]

約数ペア:

[(1, 28866460), (2, 14433230), (4, 7216615), (5, 5773292), (7, 4123780), (10, 2886646), (14, 2061890), (20, 1443323), (28, 1030945), (35, 824756), (41, 704060), (47, 614180), (70, 412378), (82, 352030), (94, 307090), (107, 269780), (140, 206189), (164, 176015), (188, 153545), (205, 140812), (214, 134890), (235, 122836), (287, 100580), (329, 87740), (410, 70406), (428, 67445), (470, 61418), (535, 53956), (574, 50290), (658, 43870), (749, 38540), (820, 35203), (940, 30709), (1070, 26978), (1148, 25145), (1316, 21935), (1435, 20116), (1498, 19270), (1645, 17548), (1927, 14980), (2140, 13489), (2870, 10058), (2996, 9635), (3290, 8774), (3745, 7708), (3854, 7490), (4387, 6580), (5029, 5740)]