68614892780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{490106377}}^1$

素因数の和:490106393

約数の個数: 24

約数和(自身を含む): 164675743008

約数和(自身を除く): 96060850228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 490106377, 980212754, 1960425508, 2450531885, 3430744639, 4901063770, 6861489278, 9802127540, 13722978556, 17153723195, 34307446390, 68614892780]

約数ペア:

[(1, 68614892780), (2, 34307446390), (4, 17153723195), (5, 13722978556), (7, 9802127540), (10, 6861489278), (14, 4901063770), (20, 3430744639), (28, 2450531885), (35, 1960425508), (70, 980212754), (140, 490106377)]