19675288780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{140537777}}^1$

素因数の和:140537793

約数の個数: 24

約数和(自身を含む): 47220693408

約数和(自身を除く): 27545404628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 140537777, 281075554, 562151108, 702688885, 983764439, 1405377770, 1967528878, 2810755540, 3935057756, 4918822195, 9837644390, 19675288780]

約数ペア:

[(1, 19675288780), (2, 9837644390), (4, 4918822195), (5, 3935057756), (7, 2810755540), (10, 1967528878), (14, 1405377770), (20, 983764439), (28, 702688885), (35, 562151108), (70, 281075554), (140, 140537777)]