2022771280

素因数分解:

$2^4\times 5^1\times {\mathrm{25284641}}^1$

素因数の和:25284654

約数の個数: 20

約数和(自身を含む): 4702943412

約数和(自身を除く): 2680172132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25284641, 50569282, 101138564, 126423205, 202277128, 252846410, 404554256, 505692820, 1011385640, 2022771280]

約数ペア:

[(1, 2022771280), (2, 1011385640), (4, 505692820), (5, 404554256), (8, 252846410), (10, 202277128), (16, 126423205), (20, 101138564), (40, 50569282), (80, 25284641)]