86438770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71437}}^1$

素因数の和:71466

約数の個数: 24

約数和(自身を含む): 171022572

約数和(自身を除く): 84583802

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 71437, 142874, 357185, 714370, 785807, 1571614, 3929035, 7858070, 8643877, 17287754, 43219385, 86438770]

約数ペア:

[(1, 86438770), (2, 43219385), (5, 17287754), (10, 8643877), (11, 7858070), (22, 3929035), (55, 1571614), (110, 785807), (121, 714370), (242, 357185), (605, 142874), (1210, 71437)]