28091140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 192

約数和(自身を含む): 82736640

約数和(自身を除く): 54645500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 29, 34, 35, 37, 44, 55, 58, 68, 70, 74, 77, 85, 110, 116, 119, 140, 145, 148, 154, 170, 185, 187, 203, 220, 238, 259, 290, 308, 319, 340, 370, 374, 385, 406, 407, 476, 493, 518, 580, 595, 629, 638, 740, 748, 770, 812, 814, 935, 986, 1015, 1036, 1073, 1190, 1258, 1276, 1295, 1309, 1540, 1595, 1628, 1870, 1972, 2030, 2035, 2146, 2233, 2380, 2465, 2516, 2590, 2618, 2849, 3145, 3190, 3451, 3740, 4060, 4070, 4292, 4403, 4466, 4930, 5180, 5236, 5365, 5423, 5698, 6290, 6380, 6545, 6902, 6919, 7511, 8140, 8806, 8932, 9860, 10730, 10846, 11165, 11396, 11803, 12580, 13090, 13804, 13838, 14245, 15022, 17255, 17612, 18241, 21460, 21692, 22015, 22330, 23606, 26180, 27115, 27676, 28490, 30044, 34510, 34595, 36482, 37555, 37961, 44030, 44660, 47212, 48433, 54230, 56980, 59015, 69020, 69190, 72964, 75110, 75922, 82621, 88060, 91205, 96866, 108460, 118030, 127687, 138380, 150220, 151844, 165242, 182410, 189805, 193732, 200651, 236060, 242165, 255374, 330484, 364820, 379610, 401302, 413105, 484330, 510748, 638435, 759220, 802604, 826210, 968660, 1003255, 1276870, 1404557, 1652420, 2006510, 2553740, 2809114, 4013020, 5618228, 7022785, 14045570, 28091140]

約数ペア:

[(1, 28091140), (2, 14045570), (4, 7022785), (5, 5618228), (7, 4013020), (10, 2809114), (11, 2553740), (14, 2006510), (17, 1652420), (20, 1404557), (22, 1276870), (28, 1003255), (29, 968660), (34, 826210), (35, 802604), (37, 759220), (44, 638435), (55, 510748), (58, 484330), (68, 413105), (70, 401302), (74, 379610), (77, 364820), (85, 330484), (110, 255374), (116, 242165), (119, 236060), (140, 200651), (145, 193732), (148, 189805), (154, 182410), (170, 165242), (185, 151844), (187, 150220), (203, 138380), (220, 127687), (238, 118030), (259, 108460), (290, 96866), (308, 91205), (319, 88060), (340, 82621), (370, 75922), (374, 75110), (385, 72964), (406, 69190), (407, 69020), (476, 59015), (493, 56980), (518, 54230), (580, 48433), (595, 47212), (629, 44660), (638, 44030), (740, 37961), (748, 37555), (770, 36482), (812, 34595), (814, 34510), (935, 30044), (986, 28490), (1015, 27676), (1036, 27115), (1073, 26180), (1190, 23606), (1258, 22330), (1276, 22015), (1295, 21692), (1309, 21460), (1540, 18241), (1595, 17612), (1628, 17255), (1870, 15022), (1972, 14245), (2030, 13838), (2035, 13804), (2146, 13090), (2233, 12580), (2380, 11803), (2465, 11396), (2516, 11165), (2590, 10846), (2618, 10730), (2849, 9860), (3145, 8932), (3190, 8806), (3451, 8140), (3740, 7511), (4060, 6919), (4070, 6902), (4292, 6545), (4403, 6380), (4466, 6290), (4930, 5698), (5180, 5423), (5236, 5365)]