204595090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{417541}}^1$

素因数の和:417562

約数の個数: 24

約数和(自身を含む): 428398092

約数和(自身を除く): 223803002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 417541, 835082, 2087705, 2922787, 4175410, 5845574, 14613935, 20459509, 29227870, 40919018, 102297545, 204595090]

約数ペア:

[(1, 204595090), (2, 102297545), (5, 40919018), (7, 29227870), (10, 20459509), (14, 14613935), (35, 5845574), (49, 4175410), (70, 2922787), (98, 2087705), (245, 835082), (490, 417541)]