1990615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2162

約数の個数: 16

約数和(自身を含む): 2760480

約数和(自身を除く): 769865

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 2129, 10645, 23419, 36193, 117095, 180965, 398123, 1990615]

約数ペア:

[(1, 1990615), (5, 398123), (11, 180965), (17, 117095), (55, 36193), (85, 23419), (187, 10645), (935, 2129)]