20123401540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91470007}}^1$

素因数の和:91470027

約数の個数: 24

約数和(自身を含む): 46100884032

約数和(自身を除く): 25977482492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91470007, 182940014, 365880028, 457350035, 914700070, 1006170077, 1829400140, 2012340154, 4024680308, 5030850385, 10061700770, 20123401540]

約数ペア:

[(1, 20123401540), (2, 10061700770), (4, 5030850385), (5, 4024680308), (10, 2012340154), (11, 1829400140), (20, 1006170077), (22, 914700070), (44, 457350035), (55, 365880028), (110, 182940014), (220, 91470007)]