20086570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40993}}^1$

素因数の和:41014

約数の個数: 24

約数和(自身を含む): 42059844

約数和(自身を除く): 21973274

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40993, 81986, 204965, 286951, 409930, 573902, 1434755, 2008657, 2869510, 4017314, 10043285, 20086570]

約数ペア:

[(1, 20086570), (2, 10043285), (5, 4017314), (7, 2869510), (10, 2008657), (14, 1434755), (35, 573902), (49, 409930), (70, 286951), (98, 204965), (245, 81986), (490, 40993)]