40054312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{947}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 79859520

約数和(自身を除く): 39805208

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 311, 622, 947, 1244, 1894, 2488, 3788, 5287, 7576, 10574, 16099, 21148, 32198, 42296, 64396, 128792, 294517, 589034, 1178068, 2356136, 5006789, 10013578, 20027156, 40054312]

約数ペア:

[(1, 40054312), (2, 20027156), (4, 10013578), (8, 5006789), (17, 2356136), (34, 1178068), (68, 589034), (136, 294517), (311, 128792), (622, 64396), (947, 42296), (1244, 32198), (1894, 21148), (2488, 16099), (3788, 10574), (5287, 7576)]