1342960

素因数分解:

$2^4\times 5^1\times {\mathrm{16787}}^1$

素因数の和:16800

約数の個数: 20

約数和(自身を含む): 3122568

約数和(自身を除く): 1779608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16787, 33574, 67148, 83935, 134296, 167870, 268592, 335740, 671480, 1342960]

約数ペア:

[(1, 1342960), (2, 671480), (4, 335740), (5, 268592), (8, 167870), (10, 134296), (16, 83935), (20, 67148), (40, 33574), (80, 16787)]