200720380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1433717}}^1$

素因数の和:1433733

約数の個数: 24

約数和(自身を含む): 481729248

約数和(自身を除く): 281008868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1433717, 2867434, 5734868, 7168585, 10036019, 14337170, 20072038, 28674340, 40144076, 50180095, 100360190, 200720380]

約数ペア:

[(1, 200720380), (2, 100360190), (4, 50180095), (5, 40144076), (7, 28674340), (10, 20072038), (14, 14337170), (20, 10036019), (28, 7168585), (35, 5734868), (70, 2867434), (140, 1433717)]