131444260

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{18307}}^1$

素因数の和:18675

約数の個数: 24

約数和(自身を含む): 276816960

約数和(自身を除く): 145372700

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 18307, 36614, 73228, 91535, 183070, 366140, 6572213, 13144426, 26288852, 32861065, 65722130, 131444260]

約数ペア:

[(1, 131444260), (2, 65722130), (4, 32861065), (5, 26288852), (10, 13144426), (20, 6572213), (359, 366140), (718, 183070), (1436, 91535), (1795, 73228), (3590, 36614), (7180, 18307)]