7858340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56131}}^1$

素因数の和:56147

約数の個数: 24

約数和(自身を含む): 18860352

約数和(自身を除く): 11002012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56131, 112262, 224524, 280655, 392917, 561310, 785834, 1122620, 1571668, 1964585, 3929170, 7858340]

約数ペア:

[(1, 7858340), (2, 3929170), (4, 1964585), (5, 1571668), (7, 1122620), (10, 785834), (14, 561310), (20, 392917), (28, 280655), (35, 224524), (70, 112262), (140, 56131)]