1771674080260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2002661}}^1$

素因数の和:2002837

約数の個数: 96

約数和(自身を含む): 4360355919360

約数和(自身を除く): 2588681839100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 89, 140, 142, 178, 284, 355, 356, 445, 497, 623, 710, 890, 994, 1246, 1420, 1780, 1988, 2485, 2492, 3115, 4970, 6230, 6319, 9940, 12460, 12638, 25276, 31595, 44233, 63190, 88466, 126380, 176932, 221165, 442330, 884660, 2002661, 4005322, 8010644, 10013305, 14018627, 20026610, 28037254, 40053220, 56074508, 70093135, 140186270, 142188931, 178236829, 280372540, 284377862, 356473658, 568755724, 710944655, 712947316, 891184145, 995322517, 1247657803, 1421889310, 1782368290, 1990645034, 2495315606, 2843778620, 3564736580, 3981290068, 4976612585, 4990631212, 6238289015, 9953225170, 12476578030, 12654814859, 19906450340, 24953156060, 25309629718, 50619259436, 63274074295, 88583704013, 126548148590, 177167408026, 253096297180, 354334816052, 442918520065, 885837040130, 1771674080260]

約数ペア:

[(1, 1771674080260), (2, 885837040130), (4, 442918520065), (5, 354334816052), (7, 253096297180), (10, 177167408026), (14, 126548148590), (20, 88583704013), (28, 63274074295), (35, 50619259436), (70, 25309629718), (71, 24953156060), (89, 19906450340), (140, 12654814859), (142, 12476578030), (178, 9953225170), (284, 6238289015), (355, 4990631212), (356, 4976612585), (445, 3981290068), (497, 3564736580), (623, 2843778620), (710, 2495315606), (890, 1990645034), (994, 1782368290), (1246, 1421889310), (1420, 1247657803), (1780, 995322517), (1988, 891184145), (2485, 712947316), (2492, 710944655), (3115, 568755724), (4970, 356473658), (6230, 284377862), (6319, 280372540), (9940, 178236829), (12460, 142188931), (12638, 140186270), (25276, 70093135), (31595, 56074508), (44233, 40053220), (63190, 28037254), (88466, 20026610), (126380, 14018627), (176932, 10013305), (221165, 8010644), (442330, 4005322), (884660, 2002661)]