80852840

素因数分解:

$2^3\times 5^1\times {\mathrm{2021321}}^1$

素因数の和:2021332

約数の個数: 16

約数和(自身を含む): 181918980

約数和(自身を除く): 101066140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2021321, 4042642, 8085284, 10106605, 16170568, 20213210, 40426420, 80852840]

約数ペア:

[(1, 80852840), (2, 40426420), (4, 20213210), (5, 16170568), (8, 10106605), (10, 8085284), (20, 4042642), (40, 2021321)]