40821444

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 108664920

約数和(自身を除く): 67843476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 61, 87, 116, 122, 174, 183, 244, 261, 348, 366, 522, 549, 641, 732, 1044, 1098, 1282, 1769, 1923, 2196, 2564, 3538, 3846, 5307, 5769, 7076, 7692, 10614, 11538, 15921, 18589, 21228, 23076, 31842, 37178, 39101, 55767, 63684, 74356, 78202, 111534, 117303, 156404, 167301, 223068, 234606, 334602, 351909, 469212, 669204, 703818, 1133929, 1407636, 2267858, 3401787, 4535716, 6803574, 10205361, 13607148, 20410722, 40821444]

約数ペア:

[(1, 40821444), (2, 20410722), (3, 13607148), (4, 10205361), (6, 6803574), (9, 4535716), (12, 3401787), (18, 2267858), (29, 1407636), (36, 1133929), (58, 703818), (61, 669204), (87, 469212), (116, 351909), (122, 334602), (174, 234606), (183, 223068), (244, 167301), (261, 156404), (348, 117303), (366, 111534), (522, 78202), (549, 74356), (641, 63684), (732, 55767), (1044, 39101), (1098, 37178), (1282, 31842), (1769, 23076), (1923, 21228), (2196, 18589), (2564, 15921), (3538, 11538), (3846, 10614), (5307, 7692), (5769, 7076)]