10778740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{76991}}^1$

素因数の和:77007

約数の個数: 24

約数和(自身を含む): 25869312

約数和(自身を除く): 15090572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 76991, 153982, 307964, 384955, 538937, 769910, 1077874, 1539820, 2155748, 2694685, 5389370, 10778740]

約数ペア:

[(1, 10778740), (2, 5389370), (4, 2694685), (5, 2155748), (7, 1539820), (10, 1077874), (14, 769910), (20, 538937), (28, 384955), (35, 307964), (70, 153982), (140, 76991)]