1995890220016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2647}}^1\times {\mathrm{55639}}^1$

素因数の和:58323

約数の個数: 120

約数和(自身を含む): 4859688404480

約数和(自身を除く): 2863798184464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1694, 1936, 2647, 3388, 5294, 6776, 10588, 13552, 18529, 21176, 29117, 37058, 42352, 55639, 58234, 74116, 111278, 116468, 148232, 203819, 222556, 232936, 296464, 320287, 389473, 407638, 445112, 465872, 612029, 640574, 778946, 815276, 890224, 1224058, 1281148, 1557892, 1630552, 2242009, 2448116, 2562296, 3115784, 3261104, 4284203, 4484018, 4896232, 5124592, 6231568, 6732319, 8568406, 8968036, 9792464, 13464638, 17136812, 17936072, 26929276, 34273624, 35872144, 47126233, 53858552, 68547248, 94252466, 107717104, 147276433, 188504932, 294552866, 377009864, 589105732, 754019728, 1030935031, 1178211464, 1620040763, 2061870062, 2356422928, 3240081526, 4123740124, 6480163052, 8247480248, 11340285341, 12960326104, 16494960496, 17820448393, 22680570682, 25920652208, 35640896786, 45361141364, 71281793572, 90722282728, 124743138751, 142563587144, 181444565456, 249486277502, 285127174288, 498972555004, 997945110008, 1995890220016]

約数ペア:

[(1, 1995890220016), (2, 997945110008), (4, 498972555004), (7, 285127174288), (8, 249486277502), (11, 181444565456), (14, 142563587144), (16, 124743138751), (22, 90722282728), (28, 71281793572), (44, 45361141364), (56, 35640896786), (77, 25920652208), (88, 22680570682), (112, 17820448393), (121, 16494960496), (154, 12960326104), (176, 11340285341), (242, 8247480248), (308, 6480163052), (484, 4123740124), (616, 3240081526), (847, 2356422928), (968, 2061870062), (1232, 1620040763), (1694, 1178211464), (1936, 1030935031), (2647, 754019728), (3388, 589105732), (5294, 377009864), (6776, 294552866), (10588, 188504932), (13552, 147276433), (18529, 107717104), (21176, 94252466), (29117, 68547248), (37058, 53858552), (42352, 47126233), (55639, 35872144), (58234, 34273624), (74116, 26929276), (111278, 17936072), (116468, 17136812), (148232, 13464638), (203819, 9792464), (222556, 8968036), (232936, 8568406), (296464, 6732319), (320287, 6231568), (389473, 5124592), (407638, 4896232), (445112, 4484018), (465872, 4284203), (612029, 3261104), (640574, 3115784), (778946, 2562296), (815276, 2448116), (890224, 2242009), (1224058, 1630552), (1281148, 1557892)]