56542780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{403877}}^1$

素因数の和:403893

約数の個数: 24

約数和(自身を含む): 135703008

約数和(自身を除く): 79160228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 403877, 807754, 1615508, 2019385, 2827139, 4038770, 5654278, 8077540, 11308556, 14135695, 28271390, 56542780]

約数ペア:

[(1, 56542780), (2, 28271390), (4, 14135695), (5, 11308556), (7, 8077540), (10, 5654278), (14, 4038770), (20, 2827139), (28, 2019385), (35, 1615508), (70, 807754), (140, 403877)]