820082008

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{2909}}^1$

素因数の和:3315

約数の個数: 32

約数和(自身を含む): 1555686000

約数和(自身を除く): 735603992

約数列:

[1, 2, 4, 8, 131, 262, 269, 524, 538, 1048, 1076, 2152, 2909, 5818, 11636, 23272, 35239, 70478, 140956, 281912, 381079, 762158, 782521, 1524316, 1565042, 3048632, 3130084, 6260168, 102510251, 205020502, 410041004, 820082008]

約数ペア:

[(1, 820082008), (2, 410041004), (4, 205020502), (8, 102510251), (131, 6260168), (262, 3130084), (269, 3048632), (524, 1565042), (538, 1524316), (1048, 782521), (1076, 762158), (2152, 381079), (2909, 281912), (5818, 140956), (11636, 70478), (23272, 35239)]