199980970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2856871}}^1$

素因数の和:2856885

約数の個数: 16

約数和(自身を含む): 411389568

約数和(自身を除く): 211408598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2856871, 5713742, 14284355, 19998097, 28568710, 39996194, 99990485, 199980970]

約数ペア:

[(1, 199980970), (2, 99990485), (5, 39996194), (7, 28568710), (10, 19998097), (14, 14284355), (35, 5713742), (70, 2856871)]