13770160

素因数分解:

$2^4\times 5^1\times {\mathrm{172127}}^1$

素因数の和:172140

約数の個数: 20

約数和(自身を含む): 32015808

約数和(自身を除く): 18245648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172127, 344254, 688508, 860635, 1377016, 1721270, 2754032, 3442540, 6885080, 13770160]

約数ペア:

[(1, 13770160), (2, 6885080), (4, 3442540), (5, 2754032), (8, 1721270), (10, 1377016), (16, 860635), (20, 688508), (40, 344254), (80, 172127)]