20680135

素因数分解:

$5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1559}}^1$

素因数の和:1950

約数の個数: 16

約数和(自身を含む): 28454400

約数和(自身を除く): 7774265

約数列:

[1, 5, 7, 35, 379, 1559, 1895, 2653, 7795, 10913, 13265, 54565, 590861, 2954305, 4136027, 20680135]

約数ペア:

[(1, 20680135), (5, 4136027), (7, 2954305), (35, 590861), (379, 54565), (1559, 13265), (1895, 10913), (2653, 7795)]