17128840

素因数分解:

$2^3\times 5^1\times {\mathrm{428221}}^1$

素因数の和:428232

約数の個数: 16

約数和(自身を含む): 38539980

約数和(自身を除く): 21411140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 428221, 856442, 1712884, 2141105, 3425768, 4282210, 8564420, 17128840]

約数ペア:

[(1, 17128840), (2, 8564420), (4, 4282210), (5, 3425768), (8, 2141105), (10, 1712884), (20, 856442), (40, 428221)]