13297029140

素因数分解:

$2^2\times 5^1\times {\mathrm{664851457}}^1$

素因数の和:664851466

約数の個数: 12

約数和(自身を含む): 27923761236

約数和(自身を除く): 14626732096

約数列:

[1, 2, 4, 5, 10, 20, 664851457, 1329702914, 2659405828, 3324257285, 6648514570, 13297029140]

約数ペア:

[(1, 13297029140), (2, 6648514570), (4, 3324257285), (5, 2659405828), (10, 1329702914), (20, 664851457)]