2784389090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{39776987}}^1$

素因数の和:39777001

約数の個数: 16

約数和(自身を含む): 5727886272

約数和(自身を除く): 2943497182

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 39776987, 79553974, 198884935, 278438909, 397769870, 556877818, 1392194545, 2784389090]

約数ペア:

[(1, 2784389090), (2, 1392194545), (5, 556877818), (7, 397769870), (10, 278438909), (14, 198884935), (35, 79553974), (70, 39776987)]