7240805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 11067840

約数和(自身を除く): 3827035

約数列:

[1, 5, 11, 13, 19, 41, 55, 65, 95, 143, 169, 205, 209, 247, 451, 533, 715, 779, 845, 1045, 1235, 1859, 2255, 2665, 2717, 3211, 3895, 5863, 6929, 8569, 9295, 10127, 13585, 16055, 29315, 34645, 35321, 42845, 50635, 76219, 111397, 131651, 176605, 381095, 556985, 658255, 1448161, 7240805]

約数ペア:

[(1, 7240805), (5, 1448161), (11, 658255), (13, 556985), (19, 381095), (41, 176605), (55, 131651), (65, 111397), (95, 76219), (143, 50635), (169, 42845), (205, 35321), (209, 34645), (247, 29315), (451, 16055), (533, 13585), (715, 10127), (779, 9295), (845, 8569), (1045, 6929), (1235, 5863), (1859, 3895), (2255, 3211), (2665, 2717)]