1330493620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{47963}}^1$

素因数の和:48064

約数の個数: 48

約数和(自身を含む): 2981442240

約数和(自身を除く): 1650948620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 5548, 6935, 13870, 27740, 47963, 95926, 191852, 239815, 479630, 911297, 959260, 1822594, 3501299, 3645188, 4556485, 7002598, 9112970, 14005196, 17506495, 18225940, 35012990, 66524681, 70025980, 133049362, 266098724, 332623405, 665246810, 1330493620]

約数ペア:

[(1, 1330493620), (2, 665246810), (4, 332623405), (5, 266098724), (10, 133049362), (19, 70025980), (20, 66524681), (38, 35012990), (73, 18225940), (76, 17506495), (95, 14005196), (146, 9112970), (190, 7002598), (292, 4556485), (365, 3645188), (380, 3501299), (730, 1822594), (1387, 959260), (1460, 911297), (2774, 479630), (5548, 239815), (6935, 191852), (13870, 95926), (27740, 47963)]