71214040

素因数分解:

$2^3\times 5^1\times {\mathrm{1780351}}^1$

素因数の和:1780362

約数の個数: 16

約数和(自身を含む): 160231680

約数和(自身を除く): 89017640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1780351, 3560702, 7121404, 8901755, 14242808, 17803510, 35607020, 71214040]

約数ペア:

[(1, 71214040), (2, 35607020), (4, 17803510), (5, 14242808), (8, 8901755), (10, 7121404), (20, 3560702), (40, 1780351)]