11475020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8081}}^1$

素因数の和:8161

約数の個数: 24

約数和(自身を含む): 24439968

約数和(自身を除く): 12964948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8081, 16162, 32324, 40405, 80810, 161620, 573751, 1147502, 2295004, 2868755, 5737510, 11475020]

約数ペア:

[(1, 11475020), (2, 5737510), (4, 2868755), (5, 2295004), (10, 1147502), (20, 573751), (71, 161620), (142, 80810), (284, 40405), (355, 32324), (710, 16162), (1420, 8081)]