20236864040

素因数分解:

$2^3\times 5^1\times {\mathrm{505921601}}^1$

素因数の和:505921612

約数の個数: 16

約数和(自身を含む): 45532944180

約数和(自身を除く): 25296080140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505921601, 1011843202, 2023686404, 2529608005, 4047372808, 5059216010, 10118432020, 20236864040]

約数ペア:

[(1, 20236864040), (2, 10118432020), (4, 5059216010), (5, 4047372808), (8, 2529608005), (10, 2023686404), (20, 1011843202), (40, 505921601)]