20873670510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{291491}}^1$

素因数の和:291550

約数の個数: 128

約数和(自身を含む): 64473366528

約数和(自身を除く): 43599696018

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 42, 55, 62, 66, 70, 77, 93, 105, 110, 154, 155, 165, 186, 210, 217, 231, 310, 330, 341, 385, 434, 462, 465, 651, 682, 770, 930, 1023, 1085, 1155, 1302, 1705, 2046, 2170, 2310, 2387, 3255, 3410, 4774, 5115, 6510, 7161, 10230, 11935, 14322, 23870, 35805, 71610, 291491, 582982, 874473, 1457455, 1748946, 2040437, 2914910, 3206401, 4080874, 4372365, 6121311, 6412802, 8744730, 9036221, 9619203, 10202185, 12242622, 16032005, 18072442, 19238406, 20404370, 22444807, 27108663, 30606555, 32064010, 44889614, 45181105, 48096015, 54217326, 61213110, 63253547, 67334421, 90362210, 96192030, 99398431, 112224035, 126507094, 134668842, 135543315, 189760641, 198796862, 224448070, 271086630, 298195293, 316267735, 336672105, 379521282, 496992155, 596390586, 632535470, 673344210, 695789017, 948803205, 993984310, 1391578034, 1490976465, 1897606410, 2087367051, 2981952930, 3478945085, 4174734102, 6957890170, 10436835255, 20873670510]

約数ペア:

[(1, 20873670510), (2, 10436835255), (3, 6957890170), (5, 4174734102), (6, 3478945085), (7, 2981952930), (10, 2087367051), (11, 1897606410), (14, 1490976465), (15, 1391578034), (21, 993984310), (22, 948803205), (30, 695789017), (31, 673344210), (33, 632535470), (35, 596390586), (42, 496992155), (55, 379521282), (62, 336672105), (66, 316267735), (70, 298195293), (77, 271086630), (93, 224448070), (105, 198796862), (110, 189760641), (154, 135543315), (155, 134668842), (165, 126507094), (186, 112224035), (210, 99398431), (217, 96192030), (231, 90362210), (310, 67334421), (330, 63253547), (341, 61213110), (385, 54217326), (434, 48096015), (462, 45181105), (465, 44889614), (651, 32064010), (682, 30606555), (770, 27108663), (930, 22444807), (1023, 20404370), (1085, 19238406), (1155, 18072442), (1302, 16032005), (1705, 12242622), (2046, 10202185), (2170, 9619203), (2310, 9036221), (2387, 8744730), (3255, 6412802), (3410, 6121311), (4774, 4372365), (5115, 4080874), (6510, 3206401), (7161, 2914910), (10230, 2040437), (11935, 1748946), (14322, 1457455), (23870, 874473), (35805, 582982), (71610, 291491)]