2165744

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 40

約数和(自身を含む): 4889568

約数和(自身を除く): 2723824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 317, 427, 488, 634, 854, 976, 1268, 1708, 2219, 2536, 3416, 4438, 5072, 6832, 8876, 17752, 19337, 35504, 38674, 77348, 135359, 154696, 270718, 309392, 541436, 1082872, 2165744]

約数ペア:

[(1, 2165744), (2, 1082872), (4, 541436), (7, 309392), (8, 270718), (14, 154696), (16, 135359), (28, 77348), (56, 38674), (61, 35504), (112, 19337), (122, 17752), (244, 8876), (317, 6832), (427, 5072), (488, 4438), (634, 3416), (854, 2536), (976, 2219), (1268, 1708)]