210866220940

素因数分解:

$2^2\times 5^1\times {\mathrm{10543311047}}^1$

素因数の和:10543311056

約数の個数: 12

約数和(自身を含む): 442819064016

約数和(自身を除く): 231952843076

約数列:

[1, 2, 4, 5, 10, 20, 10543311047, 21086622094, 42173244188, 52716555235, 105433110470, 210866220940]

約数ペア:

[(1, 210866220940), (2, 105433110470), (4, 52716555235), (5, 42173244188), (10, 21086622094), (20, 10543311047)]