20570605

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 20

約数和(自身を含む): 27249660

約数和(自身を除く): 6679055

約数列:

[1, 5, 11, 55, 121, 281, 605, 1331, 1405, 3091, 6655, 14641, 15455, 34001, 73205, 170005, 374011, 1870055, 4114121, 20570605]

約数ペア:

[(1, 20570605), (5, 4114121), (11, 1870055), (55, 374011), (121, 170005), (281, 73205), (605, 34001), (1331, 15455), (1405, 14641), (3091, 6655)]