8872780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63377}}^1$

素因数の和:63393

約数の個数: 24

約数和(自身を含む): 21295008

約数和(自身を除く): 12422228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63377, 126754, 253508, 316885, 443639, 633770, 887278, 1267540, 1774556, 2218195, 4436390, 8872780]

約数ペア:

[(1, 8872780), (2, 4436390), (4, 2218195), (5, 1774556), (7, 1267540), (10, 887278), (14, 633770), (20, 443639), (28, 316885), (35, 253508), (70, 126754), (140, 63377)]