204390970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{10391}}^1$

素因数の和:10686

約数の個数: 32

約数和(自身を含む): 421998336

約数和(自身を除く): 217607366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1405, 1967, 2810, 3934, 9835, 10391, 19670, 20782, 51955, 72737, 103910, 145474, 363685, 727370, 2919871, 5839742, 14599355, 20439097, 29198710, 40878194, 102195485, 204390970]

約数ペア:

[(1, 204390970), (2, 102195485), (5, 40878194), (7, 29198710), (10, 20439097), (14, 14599355), (35, 5839742), (70, 2919871), (281, 727370), (562, 363685), (1405, 145474), (1967, 103910), (2810, 72737), (3934, 51955), (9835, 20782), (10391, 19670)]