123720172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{6007}}^1$

素因数の和:6301

約数の個数: 24

約数和(自身を含む): 228784640

約数和(自身を除く): 105064468

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 1084, 5149, 6007, 10298, 12014, 20596, 24028, 114133, 228266, 456532, 1627897, 3255794, 6511588, 30930043, 61860086, 123720172]

約数ペア:

[(1, 123720172), (2, 61860086), (4, 30930043), (19, 6511588), (38, 3255794), (76, 1627897), (271, 456532), (542, 228266), (1084, 114133), (5149, 24028), (6007, 20596), (10298, 12014)]