390949.00000000

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 37028880

約数和(自身を除く): 18700088

約数列:

[1, 2, 4, 8, 23, 46, 61, 71, 92, 122, 142, 184, 244, 284, 488, 529, 568, 1058, 1403, 1633, 2116, 2806, 3266, 4232, 4331, 5612, 6532, 8662, 11224, 13064, 17324, 32269, 34648, 37559, 64538, 75118, 99613, 129076, 150236, 199226, 258152, 300472, 398452, 796904, 2291099, 4582198, 9164396, 18328792]

約数ペア:

[(1, 18328792), (2, 9164396), (4, 4582198), (8, 2291099), (23, 796904), (46, 398452), (61, 300472), (71, 258152), (92, 199226), (122, 150236), (142, 129076), (184, 99613), (244, 75118), (284, 64538), (488, 37559), (529, 34648), (568, 32269), (1058, 17324), (1403, 13064), (1633, 11224), (2116, 8662), (2806, 6532), (3266, 5612), (4232, 4331)]