1985690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 4302720

約数和(自身を除く): 2317030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 1493, 2986, 7465, 10451, 14930, 20902, 28367, 52255, 56734, 104510, 141835, 198569, 283670, 397138, 992845, 1985690]

約数ペア:

[(1, 1985690), (2, 992845), (5, 397138), (7, 283670), (10, 198569), (14, 141835), (19, 104510), (35, 56734), (38, 52255), (70, 28367), (95, 20902), (133, 14930), (190, 10451), (266, 7465), (665, 2986), (1330, 1493)]