9818140

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1747}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 20703312

約数和(自身を除く): 10885172

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 1747, 2810, 3494, 5620, 6988, 8735, 17470, 34940, 490907, 981814, 1963628, 2454535, 4909070, 9818140]

約数ペア:

[(1, 9818140), (2, 4909070), (4, 2454535), (5, 1963628), (10, 981814), (20, 490907), (281, 34940), (562, 17470), (1124, 8735), (1405, 6988), (1747, 5620), (2810, 3494)]