1262960

素因数分解:

$2^4\times 5^1\times {\mathrm{15787}}^1$

素因数の和:15800

約数の個数: 20

約数和(自身を含む): 2936568

約数和(自身を除く): 1673608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15787, 31574, 63148, 78935, 126296, 157870, 252592, 315740, 631480, 1262960]

約数ペア:

[(1, 1262960), (2, 631480), (4, 315740), (5, 252592), (8, 157870), (10, 126296), (16, 78935), (20, 63148), (40, 31574), (80, 15787)]