1520281490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1670639}}^1$

素因数の和:1670666

約数の個数: 32

約数和(自身を含む): 3368010240

約数和(自身を除く): 1847728750

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 1670639, 3341278, 8353195, 11694473, 16706390, 21718307, 23388946, 43436614, 58472365, 108591535, 116944730, 152028149, 217183070, 304056298, 760140745, 1520281490]

約数ペア:

[(1, 1520281490), (2, 760140745), (5, 304056298), (7, 217183070), (10, 152028149), (13, 116944730), (14, 108591535), (26, 58472365), (35, 43436614), (65, 23388946), (70, 21718307), (91, 16706390), (130, 11694473), (182, 8353195), (455, 3341278), (910, 1670639)]