20184889780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:1022

約数の個数: 192

約数和(自身を含む): 50164531200

約数和(自身を除く): 29979641420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 47, 55, 76, 94, 95, 110, 127, 188, 190, 209, 220, 235, 254, 380, 418, 470, 508, 517, 635, 809, 836, 893, 940, 1034, 1045, 1270, 1397, 1618, 1786, 2068, 2090, 2413, 2540, 2585, 2794, 3236, 3572, 4045, 4180, 4465, 4826, 5170, 5588, 5969, 6985, 8090, 8899, 8930, 9652, 9823, 10340, 11938, 12065, 13970, 15371, 16180, 17798, 17860, 19646, 23876, 24130, 26543, 27940, 29845, 30742, 35596, 38023, 39292, 44495, 48260, 49115, 53086, 59690, 61484, 65659, 76046, 76855, 88990, 98230, 102743, 106172, 113411, 119380, 131318, 132715, 152092, 153710, 169081, 177980, 190115, 196460, 205486, 226822, 262636, 265430, 307420, 328295, 338162, 380230, 410972, 418253, 453644, 513715, 530860, 567055, 656590, 676324, 722437, 760460, 836506, 845405, 1027430, 1130173, 1134110, 1247521, 1313180, 1444874, 1673012, 1690810, 1952117, 2054860, 2091265, 2260346, 2268220, 2495042, 2889748, 3381620, 3612185, 3904234, 4182530, 4520692, 4828921, 4990084, 5650865, 6237605, 7224370, 7808468, 7946807, 8365060, 9657842, 9760585, 11301730, 12475210, 14448740, 15893614, 19315684, 19521170, 21473287, 22603460, 24144605, 24950420, 31787228, 39042340, 39734035, 42946574, 48289210, 53118131, 79468070, 85893148, 91749499, 96578420, 106236262, 107366435, 158936140, 183498998, 212472524, 214732870, 265590655, 366997996, 429465740, 458747495, 531181310, 917494990, 1009244489, 1062362620, 1834989980, 2018488978, 4036977956, 5046222445, 10092444890, 20184889780]

約数ペア:

[(1, 20184889780), (2, 10092444890), (4, 5046222445), (5, 4036977956), (10, 2018488978), (11, 1834989980), (19, 1062362620), (20, 1009244489), (22, 917494990), (38, 531181310), (44, 458747495), (47, 429465740), (55, 366997996), (76, 265590655), (94, 214732870), (95, 212472524), (110, 183498998), (127, 158936140), (188, 107366435), (190, 106236262), (209, 96578420), (220, 91749499), (235, 85893148), (254, 79468070), (380, 53118131), (418, 48289210), (470, 42946574), (508, 39734035), (517, 39042340), (635, 31787228), (809, 24950420), (836, 24144605), (893, 22603460), (940, 21473287), (1034, 19521170), (1045, 19315684), (1270, 15893614), (1397, 14448740), (1618, 12475210), (1786, 11301730), (2068, 9760585), (2090, 9657842), (2413, 8365060), (2540, 7946807), (2585, 7808468), (2794, 7224370), (3236, 6237605), (3572, 5650865), (4045, 4990084), (4180, 4828921), (4465, 4520692), (4826, 4182530), (5170, 3904234), (5588, 3612185), (5969, 3381620), (6985, 2889748), (8090, 2495042), (8899, 2268220), (8930, 2260346), (9652, 2091265), (9823, 2054860), (10340, 1952117), (11938, 1690810), (12065, 1673012), (13970, 1444874), (15371, 1313180), (16180, 1247521), (17798, 1134110), (17860, 1130173), (19646, 1027430), (23876, 845405), (24130, 836506), (26543, 760460), (27940, 722437), (29845, 676324), (30742, 656590), (35596, 567055), (38023, 530860), (39292, 513715), (44495, 453644), (48260, 418253), (49115, 410972), (53086, 380230), (59690, 338162), (61484, 328295), (65659, 307420), (76046, 265430), (76855, 262636), (88990, 226822), (98230, 205486), (102743, 196460), (106172, 190115), (113411, 177980), (119380, 169081), (131318, 153710), (132715, 152092)]