221603470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{19559}}^1$

素因数の和:19680

約数の個数: 32

約数和(自身を含む): 439395840

約数和(自身を除く): 217792370

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 5665, 11330, 19559, 39118, 97795, 195590, 215149, 430298, 1075745, 2014577, 2151490, 4029154, 10072885, 20145770, 22160347, 44320694, 110801735, 221603470]

約数ペア:

[(1, 221603470), (2, 110801735), (5, 44320694), (10, 22160347), (11, 20145770), (22, 10072885), (55, 4029154), (103, 2151490), (110, 2014577), (206, 1075745), (515, 430298), (1030, 215149), (1133, 195590), (2266, 97795), (5665, 39118), (11330, 19559)]