1531460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10939}}^1$

素因数の和:10955

約数の個数: 24

約数和(自身を含む): 3675840

約数和(自身を除く): 2144380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10939, 21878, 43756, 54695, 76573, 109390, 153146, 218780, 306292, 382865, 765730, 1531460]

約数ペア:

[(1, 1531460), (2, 765730), (4, 382865), (5, 306292), (7, 218780), (10, 153146), (14, 109390), (20, 76573), (28, 54695), (35, 43756), (70, 21878), (140, 10939)]