12878090

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12503}}^1$

素因数の和:12613

約数の個数: 16

約数和(自身を含む): 23407488

約数和(自身を除く): 10529398

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 12503, 25006, 62515, 125030, 1287809, 2575618, 6439045, 12878090]

約数ペア:

[(1, 12878090), (2, 6439045), (5, 2575618), (10, 1287809), (103, 125030), (206, 62515), (515, 25006), (1030, 12503)]