20451130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41737}}^1$

素因数の和:41758

約数の個数: 24

約数和(自身を含む): 42823188

約数和(自身を除く): 22372058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41737, 83474, 208685, 292159, 417370, 584318, 1460795, 2045113, 2921590, 4090226, 10225565, 20451130]

約数ペア:

[(1, 20451130), (2, 10225565), (5, 4090226), (7, 2921590), (10, 2045113), (14, 1460795), (35, 584318), (49, 417370), (70, 292159), (98, 208685), (245, 83474), (490, 41737)]