440110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4001}}^1$

素因数の和:4019

約数の個数: 16

約数和(自身を含む): 864432

約数和(自身を除く): 424322

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 4001, 8002, 20005, 40010, 44011, 88022, 220055, 440110]

約数ペア:

[(1, 440110), (2, 220055), (5, 88022), (10, 44011), (11, 40010), (22, 20005), (55, 8002), (110, 4001)]