5422640

素因数分解:

$2^4\times 5^1\times {\mathrm{67783}}^1$

素因数の和:67796

約数の個数: 20

約数和(自身を含む): 12607824

約数和(自身を除く): 7185184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 67783, 135566, 271132, 338915, 542264, 677830, 1084528, 1355660, 2711320, 5422640]

約数ペア:

[(1, 5422640), (2, 2711320), (4, 1355660), (5, 1084528), (8, 677830), (10, 542264), (16, 338915), (20, 271132), (40, 135566), (80, 67783)]