20353310

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1579}}^1$

素因数の和:2875

約数の個数: 16

約数和(自身を含む): 36687600

約数和(自身を除く): 16334290

約数列:

[1, 2, 5, 10, 1289, 1579, 2578, 3158, 6445, 7895, 12890, 15790, 2035331, 4070662, 10176655, 20353310]

約数ペア:

[(1, 20353310), (2, 10176655), (5, 4070662), (10, 2035331), (1289, 15790), (1579, 12890), (2578, 7895), (3158, 6445)]