40218464

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 101352384

約数和(自身を除く): 61133920

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 47, 52, 68, 88, 94, 104, 121, 136, 143, 176, 187, 188, 208, 221, 242, 272, 286, 352, 374, 376, 416, 442, 484, 517, 544, 572, 611, 748, 752, 799, 884, 968, 1034, 1144, 1222, 1496, 1504, 1573, 1598, 1768, 1936, 2057, 2068, 2288, 2431, 2444, 2992, 3146, 3196, 3536, 3872, 4114, 4136, 4576, 4862, 4888, 5687, 5984, 6292, 6392, 6721, 7072, 8228, 8272, 8789, 9724, 9776, 10387, 11374, 12584, 12784, 13442, 16456, 16544, 17578, 19448, 19552, 20774, 22748, 25168, 25568, 26741, 26884, 32912, 35156, 38896, 41548, 45496, 50336, 53482, 53768, 65824, 70312, 73931, 77792, 83096, 90992, 96679, 106964, 107536, 114257, 140624, 147862, 166192, 181984, 193358, 213928, 215072, 228514, 281248, 295724, 332384, 386716, 427856, 457028, 591448, 773432, 855712, 914056, 1182896, 1256827, 1546864, 1828112, 2365792, 2513654, 3093728, 3656224, 5027308, 10054616, 20109232, 40218464]

約数ペア:

[(1, 40218464), (2, 20109232), (4, 10054616), (8, 5027308), (11, 3656224), (13, 3093728), (16, 2513654), (17, 2365792), (22, 1828112), (26, 1546864), (32, 1256827), (34, 1182896), (44, 914056), (47, 855712), (52, 773432), (68, 591448), (88, 457028), (94, 427856), (104, 386716), (121, 332384), (136, 295724), (143, 281248), (176, 228514), (187, 215072), (188, 213928), (208, 193358), (221, 181984), (242, 166192), (272, 147862), (286, 140624), (352, 114257), (374, 107536), (376, 106964), (416, 96679), (442, 90992), (484, 83096), (517, 77792), (544, 73931), (572, 70312), (611, 65824), (748, 53768), (752, 53482), (799, 50336), (884, 45496), (968, 41548), (1034, 38896), (1144, 35156), (1222, 32912), (1496, 26884), (1504, 26741), (1573, 25568), (1598, 25168), (1768, 22748), (1936, 20774), (2057, 19552), (2068, 19448), (2288, 17578), (2431, 16544), (2444, 16456), (2992, 13442), (3146, 12784), (3196, 12584), (3536, 11374), (3872, 10387), (4114, 9776), (4136, 9724), (4576, 8789), (4862, 8272), (4888, 8228), (5687, 7072), (5984, 6721), (6292, 6392)]