40960568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2339}}^1$

素因数の和:2555

約数の個数: 32

約数和(自身を含む): 84240000

約数和(自身を除く): 43279432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 2339, 4378, 4678, 8756, 9356, 17512, 18712, 25729, 51458, 102916, 205832, 465461, 930922, 1861844, 3723688, 5120071, 10240142, 20480284, 40960568]

約数ペア:

[(1, 40960568), (2, 20480284), (4, 10240142), (8, 5120071), (11, 3723688), (22, 1861844), (44, 930922), (88, 465461), (199, 205832), (398, 102916), (796, 51458), (1592, 25729), (2189, 18712), (2339, 17512), (4378, 9356), (4678, 8756)]