71171380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{508367}}^1$

素因数の和:508383

約数の個数: 24

約数和(自身を含む): 170811648

約数和(自身を除く): 99640268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 508367, 1016734, 2033468, 2541835, 3558569, 5083670, 7117138, 10167340, 14234276, 17792845, 35585690, 71171380]

約数ペア:

[(1, 71171380), (2, 35585690), (4, 17792845), (5, 14234276), (7, 10167340), (10, 7117138), (14, 5083670), (20, 3558569), (28, 2541835), (35, 2033468), (70, 1016734), (140, 508367)]