2080462760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{8123}}^1$

素因数の和:8490

約数の個数: 64

約数和(自身を含む): 4942641600

約数和(自身を除く): 2862178840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 337, 380, 674, 760, 1348, 1685, 2696, 3370, 6403, 6740, 8123, 12806, 13480, 16246, 25612, 32015, 32492, 40615, 51224, 64030, 64984, 81230, 128060, 154337, 162460, 256120, 308674, 324920, 617348, 771685, 1234696, 1543370, 2737451, 3086740, 5474902, 6173480, 10949804, 13687255, 21899608, 27374510, 52011569, 54749020, 104023138, 109498040, 208046276, 260057845, 416092552, 520115690, 1040231380, 2080462760]

約数ペア:

[(1, 2080462760), (2, 1040231380), (4, 520115690), (5, 416092552), (8, 260057845), (10, 208046276), (19, 109498040), (20, 104023138), (38, 54749020), (40, 52011569), (76, 27374510), (95, 21899608), (152, 13687255), (190, 10949804), (337, 6173480), (380, 5474902), (674, 3086740), (760, 2737451), (1348, 1543370), (1685, 1234696), (2696, 771685), (3370, 617348), (6403, 324920), (6740, 308674), (8123, 256120), (12806, 162460), (13480, 154337), (16246, 128060), (25612, 81230), (32015, 64984), (32492, 64030), (40615, 51224)]