85270840

素因数分解:

$2^3\times 5^1\times {\mathrm{2131771}}^1$

素因数の和:2131782

約数の個数: 16

約数和(自身を含む): 191859480

約数和(自身を除く): 106588640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2131771, 4263542, 8527084, 10658855, 17054168, 21317710, 42635420, 85270840]

約数ペア:

[(1, 85270840), (2, 42635420), (4, 21317710), (5, 17054168), (8, 10658855), (10, 8527084), (20, 4263542), (40, 2131771)]