40635946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 70741440

約数和(自身を除く): 30105494

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 247, 494, 559, 817, 1118, 1634, 1913, 3826, 10621, 21242, 24869, 36347, 49738, 72694, 82259, 164518, 472511, 945022, 1069367, 1562921, 2138734, 3125842, 20317973, 40635946]

約数ペア:

[(1, 40635946), (2, 20317973), (13, 3125842), (19, 2138734), (26, 1562921), (38, 1069367), (43, 945022), (86, 472511), (247, 164518), (494, 82259), (559, 72694), (817, 49738), (1118, 36347), (1634, 24869), (1913, 21242), (3826, 10621)]