20379780456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{155723}}^1$

素因数の和:155799

約数の個数: 128

約数和(自身を含む): 62787916800

約数和(自身を除く): 42408136344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 41, 42, 56, 57, 76, 82, 84, 114, 123, 133, 152, 164, 168, 228, 246, 266, 287, 328, 399, 456, 492, 532, 574, 779, 798, 861, 984, 1064, 1148, 1558, 1596, 1722, 2296, 2337, 3116, 3192, 3444, 4674, 5453, 6232, 6888, 9348, 10906, 16359, 18696, 21812, 32718, 43624, 65436, 130872, 155723, 311446, 467169, 622892, 934338, 1090061, 1245784, 1868676, 2180122, 2958737, 3270183, 3737352, 4360244, 5917474, 6384643, 6540366, 8720488, 8876211, 11834948, 12769286, 13080732, 17752422, 19153929, 20711159, 23669896, 25538572, 26161464, 35504844, 38307858, 41422318, 44692501, 51077144, 62133477, 71009688, 76615716, 82844636, 89385002, 121308217, 124266954, 134077503, 153231432, 165689272, 178770004, 242616434, 248533908, 268155006, 357540008, 363924651, 485232868, 497067816, 536310012, 727849302, 849157519, 970465736, 1072620024, 1455698604, 1698315038, 2547472557, 2911397208, 3396630076, 5094945114, 6793260152, 10189890228, 20379780456]

約数ペア:

[(1, 20379780456), (2, 10189890228), (3, 6793260152), (4, 5094945114), (6, 3396630076), (7, 2911397208), (8, 2547472557), (12, 1698315038), (14, 1455698604), (19, 1072620024), (21, 970465736), (24, 849157519), (28, 727849302), (38, 536310012), (41, 497067816), (42, 485232868), (56, 363924651), (57, 357540008), (76, 268155006), (82, 248533908), (84, 242616434), (114, 178770004), (123, 165689272), (133, 153231432), (152, 134077503), (164, 124266954), (168, 121308217), (228, 89385002), (246, 82844636), (266, 76615716), (287, 71009688), (328, 62133477), (399, 51077144), (456, 44692501), (492, 41422318), (532, 38307858), (574, 35504844), (779, 26161464), (798, 25538572), (861, 23669896), (984, 20711159), (1064, 19153929), (1148, 17752422), (1558, 13080732), (1596, 12769286), (1722, 11834948), (2296, 8876211), (2337, 8720488), (3116, 6540366), (3192, 6384643), (3444, 5917474), (4674, 4360244), (5453, 3737352), (6232, 3270183), (6888, 2958737), (9348, 2180122), (10906, 1868676), (16359, 1245784), (18696, 1090061), (21812, 934338), (32718, 622892), (43624, 467169), (65436, 311446), (130872, 155723)]