20777540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148411}}^1$

素因数の和:148427

約数の個数: 24

約数和(自身を含む): 49866432

約数和(自身を除く): 29088892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148411, 296822, 593644, 742055, 1038877, 1484110, 2077754, 2968220, 4155508, 5194385, 10388770, 20777540]

約数ペア:

[(1, 20777540), (2, 10388770), (4, 5194385), (5, 4155508), (7, 2968220), (10, 2077754), (14, 1484110), (20, 1038877), (28, 742055), (35, 593644), (70, 296822), (140, 148411)]