1520573680

素因数分解:

$2^4\times 5^1\times {\mathrm{19007171}}^1$

素因数の和:19007184

約数の個数: 20

約数和(自身を含む): 3535333992

約数和(自身を除く): 2014760312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19007171, 38014342, 76028684, 95035855, 152057368, 190071710, 304114736, 380143420, 760286840, 1520573680]

約数ペア:

[(1, 1520573680), (2, 760286840), (4, 380143420), (5, 304114736), (8, 190071710), (10, 152057368), (16, 95035855), (20, 76028684), (40, 38014342), (80, 19007171)]