280370464

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19427}}^1$

素因数の和:19489

約数の個数: 48

約数和(自身を含む): 616877856

約数和(自身を除く): 336507392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1804, 3608, 7216, 14432, 19427, 38854, 77708, 155416, 213697, 310832, 427394, 621664, 796507, 854788, 1593014, 1709576, 3186028, 3419152, 6372056, 6838304, 8761577, 12744112, 17523154, 25488224, 35046308, 70092616, 140185232, 280370464]

約数ペア:

[(1, 280370464), (2, 140185232), (4, 70092616), (8, 35046308), (11, 25488224), (16, 17523154), (22, 12744112), (32, 8761577), (41, 6838304), (44, 6372056), (82, 3419152), (88, 3186028), (164, 1709576), (176, 1593014), (328, 854788), (352, 796507), (451, 621664), (656, 427394), (902, 310832), (1312, 213697), (1804, 155416), (3608, 77708), (7216, 38854), (14432, 19427)]