78349730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17929}}^1$

素因数の和:17978

約数の個数: 32

約数和(自身を含む): 154915200

約数和(自身を除く): 76565470

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 17929, 35858, 89645, 179290, 340651, 412367, 681302, 824734, 1703255, 2061835, 3406510, 4123670, 7834973, 15669946, 39174865, 78349730]

約数ペア:

[(1, 78349730), (2, 39174865), (5, 15669946), (10, 7834973), (19, 4123670), (23, 3406510), (38, 2061835), (46, 1703255), (95, 824734), (115, 681302), (190, 412367), (230, 340651), (437, 179290), (874, 89645), (2185, 35858), (4370, 17929)]