71028680

素因数分解:

$2^3\times 5^1\times {\mathrm{1775717}}^1$

素因数の和:1775728

約数の個数: 16

約数和(自身を含む): 159814620

約数和(自身を除く): 88785940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1775717, 3551434, 7102868, 8878585, 14205736, 17757170, 35514340, 71028680]

約数ペア:

[(1, 71028680), (2, 35514340), (4, 17757170), (5, 14205736), (8, 8878585), (10, 7102868), (20, 3551434), (40, 1775717)]