265090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{541}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 556092

約数和(自身を除く): 291002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 541, 1082, 2705, 3787, 5410, 7574, 18935, 26509, 37870, 53018, 132545, 265090]

約数ペア:

[(1, 265090), (2, 132545), (5, 53018), (7, 37870), (10, 26509), (14, 18935), (35, 7574), (49, 5410), (70, 3787), (98, 2705), (245, 1082), (490, 541)]