285920

素因数分解:

$2^5\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1802

約数の個数: 24

約数和(自身を含む): 675864

約数和(自身を除く): 389944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1787, 3574, 7148, 8935, 14296, 17870, 28592, 35740, 57184, 71480, 142960, 285920]

約数ペア:

[(1, 285920), (2, 142960), (4, 71480), (5, 57184), (8, 35740), (10, 28592), (16, 17870), (20, 14296), (32, 8935), (40, 7148), (80, 3574), (160, 1787)]