39037420

素因数分解:

$2^2\times 5^1\times {\mathrm{1951871}}^1$

素因数の和:1951880

約数の個数: 12

約数和(自身を含む): 81978624

約数和(自身を除く): 42941204

約数列:

[1, 2, 4, 5, 10, 20, 1951871, 3903742, 7807484, 9759355, 19518710, 39037420]

約数ペア:

[(1, 39037420), (2, 19518710), (4, 9759355), (5, 7807484), (10, 3903742), (20, 1951871)]