1570244420

素因数分解:

$2^2\times 5^1\times {\mathrm{78512221}}^1$

素因数の和:78512230

約数の個数: 12

約数和(自身を含む): 3297513324

約数和(自身を除く): 1727268904

約数列:

[1, 2, 4, 5, 10, 20, 78512221, 157024442, 314048884, 392561105, 785122210, 1570244420]

約数ペア:

[(1, 1570244420), (2, 785122210), (4, 392561105), (5, 314048884), (10, 157024442), (20, 78512221)]