2100085940

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{115771}}^1$

素因数の和:116687

約数の個数: 24

約数和(自身を含む): 4415080992

約数和(自身を除く): 2314995052

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 9070, 18140, 115771, 231542, 463084, 578855, 1157710, 2315420, 105004297, 210008594, 420017188, 525021485, 1050042970, 2100085940]

約数ペア:

[(1, 2100085940), (2, 1050042970), (4, 525021485), (5, 420017188), (10, 210008594), (20, 105004297), (907, 2315420), (1814, 1157710), (3628, 578855), (4535, 463084), (9070, 231542), (18140, 115771)]