40808656

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 96501760

約数和(自身を除く): 55693104

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 127, 133, 151, 152, 254, 266, 302, 304, 508, 532, 604, 889, 1016, 1057, 1064, 1208, 1778, 2032, 2114, 2128, 2413, 2416, 2869, 3556, 4228, 4826, 5738, 7112, 8456, 9652, 11476, 14224, 16891, 16912, 19177, 19304, 20083, 22952, 33782, 38354, 38608, 40166, 45904, 67564, 76708, 80332, 134239, 135128, 153416, 160664, 268478, 270256, 306832, 321328, 364363, 536956, 728726, 1073912, 1457452, 2147824, 2550541, 2914904, 5101082, 5829808, 10202164, 20404328, 40808656]

約数ペア:

[(1, 40808656), (2, 20404328), (4, 10202164), (7, 5829808), (8, 5101082), (14, 2914904), (16, 2550541), (19, 2147824), (28, 1457452), (38, 1073912), (56, 728726), (76, 536956), (112, 364363), (127, 321328), (133, 306832), (151, 270256), (152, 268478), (254, 160664), (266, 153416), (302, 135128), (304, 134239), (508, 80332), (532, 76708), (604, 67564), (889, 45904), (1016, 40166), (1057, 38608), (1064, 38354), (1208, 33782), (1778, 22952), (2032, 20083), (2114, 19304), (2128, 19177), (2413, 16912), (2416, 16891), (2869, 14224), (3556, 11476), (4228, 9652), (4826, 8456), (5738, 7112)]