78825740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{563041}}^1$

素因数の和:563057

約数の個数: 24

約数和(自身を含む): 189182112

約数和(自身を除く): 110356372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 563041, 1126082, 2252164, 2815205, 3941287, 5630410, 7882574, 11260820, 15765148, 19706435, 39412870, 78825740]

約数ペア:

[(1, 78825740), (2, 39412870), (4, 19706435), (5, 15765148), (7, 11260820), (10, 7882574), (14, 5630410), (20, 3941287), (28, 2815205), (35, 2252164), (70, 1126082), (140, 563041)]