20138156710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{9811}}^1$

素因数の和:9962

約数の個数: 96

約数和(自身を含む): 43489923840

約数和(自身を除く): 23351767130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 71, 98, 118, 142, 245, 295, 355, 413, 490, 497, 590, 710, 826, 994, 2065, 2485, 2891, 3479, 4130, 4189, 4970, 5782, 6958, 8378, 9811, 14455, 17395, 19622, 20945, 28910, 29323, 34790, 41890, 49055, 58646, 68677, 98110, 137354, 146615, 205261, 293230, 343385, 410522, 480739, 578849, 686770, 696581, 961478, 1026305, 1157698, 1393162, 2052610, 2403695, 2894245, 3482905, 4051943, 4807390, 4876067, 5788490, 6965810, 8103886, 9752134, 20259715, 24380335, 28363601, 34132469, 40519430, 41098279, 48760670, 56727202, 68264938, 82196558, 141818005, 170662345, 205491395, 283636010, 287687953, 341324690, 410982790, 575375906, 1438439765, 2013815671, 2876879530, 4027631342, 10069078355, 20138156710]

約数ペア:

[(1, 20138156710), (2, 10069078355), (5, 4027631342), (7, 2876879530), (10, 2013815671), (14, 1438439765), (35, 575375906), (49, 410982790), (59, 341324690), (70, 287687953), (71, 283636010), (98, 205491395), (118, 170662345), (142, 141818005), (245, 82196558), (295, 68264938), (355, 56727202), (413, 48760670), (490, 41098279), (497, 40519430), (590, 34132469), (710, 28363601), (826, 24380335), (994, 20259715), (2065, 9752134), (2485, 8103886), (2891, 6965810), (3479, 5788490), (4130, 4876067), (4189, 4807390), (4970, 4051943), (5782, 3482905), (6958, 2894245), (8378, 2403695), (9811, 2052610), (14455, 1393162), (17395, 1157698), (19622, 1026305), (20945, 961478), (28910, 696581), (29323, 686770), (34790, 578849), (41890, 480739), (49055, 410522), (58646, 343385), (68677, 293230), (98110, 205261), (137354, 146615)]