11122840

素因数分解:

$2^3\times 5^1\times {\mathrm{278071}}^1$

素因数の和:278082

約数の個数: 16

約数和(自身を含む): 25026480

約数和(自身を除く): 13903640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 278071, 556142, 1112284, 1390355, 2224568, 2780710, 5561420, 11122840]

約数ペア:

[(1, 11122840), (2, 5561420), (4, 2780710), (5, 2224568), (8, 1390355), (10, 1112284), (20, 556142), (40, 278071)]