2816380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20117}}^1$

素因数の和:20133

約数の個数: 24

約数和(自身を含む): 6759648

約数和(自身を除く): 3943268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20117, 40234, 80468, 100585, 140819, 201170, 281638, 402340, 563276, 704095, 1408190, 2816380]

約数ペア:

[(1, 2816380), (2, 1408190), (4, 704095), (5, 563276), (7, 402340), (10, 281638), (14, 201170), (20, 140819), (28, 100585), (35, 80468), (70, 40234), (140, 20117)]