156900188180

素因数分解:

$2^2\times 5^1\times {\mathrm{7845009409}}^1$

素因数の和:7845009418

約数の個数: 12

約数和(自身を含む): 329490395220

約数和(自身を除く): 172590207040

約数列:

[1, 2, 4, 5, 10, 20, 7845009409, 15690018818, 31380037636, 39225047045, 78450094090, 156900188180]

約数ペア:

[(1, 156900188180), (2, 78450094090), (4, 39225047045), (5, 31380037636), (10, 15690018818), (20, 7845009409)]