20520405612

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{10037}}^1$

素因数の和:10141

約数の個数: 216

約数和(自身を含む): 64563211440

約数和(自身を除く): 44042805828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 61, 63, 76, 84, 98, 114, 122, 126, 133, 147, 171, 183, 196, 228, 244, 252, 266, 294, 342, 366, 399, 427, 441, 532, 549, 588, 684, 732, 798, 854, 882, 931, 1098, 1159, 1197, 1281, 1596, 1708, 1764, 1862, 2196, 2318, 2394, 2562, 2793, 2989, 3477, 3724, 3843, 4636, 4788, 5124, 5586, 5978, 6954, 7686, 8113, 8379, 8967, 10037, 10431, 11172, 11956, 13908, 15372, 16226, 16758, 17934, 20074, 20862, 24339, 26901, 30111, 32452, 33516, 35868, 40148, 41724, 48678, 53802, 56791, 60222, 70259, 73017, 90333, 97356, 107604, 113582, 120444, 140518, 146034, 170373, 180666, 190703, 210777, 227164, 281036, 292068, 340746, 361332, 381406, 421554, 491813, 511119, 572109, 612257, 632331, 681492, 762812, 843108, 983626, 1022238, 1144218, 1224514, 1264662, 1334921, 1475439, 1716327, 1836771, 1967252, 2044476, 2288436, 2449028, 2529324, 2669842, 2950878, 3432654, 3673542, 4004763, 4285799, 4426317, 5339684, 5510313, 5901756, 6865308, 7347084, 8009526, 8571598, 8852634, 9344447, 11020626, 11632883, 12014289, 12857397, 16019052, 17143196, 17705268, 18688894, 22041252, 23265766, 24028578, 25714794, 28033341, 30000593, 34898649, 37377788, 38572191, 46531532, 48057156, 51429588, 56066682, 60001186, 69797298, 77144382, 81430181, 84100023, 90001779, 104695947, 112133364, 120002372, 139594596, 154288764, 162860362, 168200046, 180003558, 209391894, 244290543, 270005337, 325720724, 336400092, 360007116, 418783788, 488581086, 540010674, 570011267, 732871629, 977162172, 1080021348, 1140022534, 1465743258, 1710033801, 2280045068, 2931486516, 3420067602, 5130101403, 6840135204, 10260202806, 20520405612]

約数ペア:

[(1, 20520405612), (2, 10260202806), (3, 6840135204), (4, 5130101403), (6, 3420067602), (7, 2931486516), (9, 2280045068), (12, 1710033801), (14, 1465743258), (18, 1140022534), (19, 1080021348), (21, 977162172), (28, 732871629), (36, 570011267), (38, 540010674), (42, 488581086), (49, 418783788), (57, 360007116), (61, 336400092), (63, 325720724), (76, 270005337), (84, 244290543), (98, 209391894), (114, 180003558), (122, 168200046), (126, 162860362), (133, 154288764), (147, 139594596), (171, 120002372), (183, 112133364), (196, 104695947), (228, 90001779), (244, 84100023), (252, 81430181), (266, 77144382), (294, 69797298), (342, 60001186), (366, 56066682), (399, 51429588), (427, 48057156), (441, 46531532), (532, 38572191), (549, 37377788), (588, 34898649), (684, 30000593), (732, 28033341), (798, 25714794), (854, 24028578), (882, 23265766), (931, 22041252), (1098, 18688894), (1159, 17705268), (1197, 17143196), (1281, 16019052), (1596, 12857397), (1708, 12014289), (1764, 11632883), (1862, 11020626), (2196, 9344447), (2318, 8852634), (2394, 8571598), (2562, 8009526), (2793, 7347084), (2989, 6865308), (3477, 5901756), (3724, 5510313), (3843, 5339684), (4636, 4426317), (4788, 4285799), (5124, 4004763), (5586, 3673542), (5978, 3432654), (6954, 2950878), (7686, 2669842), (8113, 2529324), (8379, 2449028), (8967, 2288436), (10037, 2044476), (10431, 1967252), (11172, 1836771), (11956, 1716327), (13908, 1475439), (15372, 1334921), (16226, 1264662), (16758, 1224514), (17934, 1144218), (20074, 1022238), (20862, 983626), (24339, 843108), (26901, 762812), (30111, 681492), (32452, 632331), (33516, 612257), (35868, 572109), (40148, 511119), (41724, 491813), (48678, 421554), (53802, 381406), (56791, 361332), (60222, 340746), (70259, 292068), (73017, 281036), (90333, 227164), (97356, 210777), (107604, 190703), (113582, 180666), (120444, 170373), (140518, 146034)]