861872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 40

約数和(自身を含む): 1874880

約数和(自身を除く): 1013008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 83, 88, 118, 166, 176, 236, 332, 472, 649, 664, 913, 944, 1298, 1328, 1826, 2596, 3652, 4897, 5192, 7304, 9794, 10384, 14608, 19588, 39176, 53867, 78352, 107734, 215468, 430936, 861872]

約数ペア:

[(1, 861872), (2, 430936), (4, 215468), (8, 107734), (11, 78352), (16, 53867), (22, 39176), (44, 19588), (59, 14608), (83, 10384), (88, 9794), (118, 7304), (166, 5192), (176, 4897), (236, 3652), (332, 2596), (472, 1826), (649, 1328), (664, 1298), (913, 944)]