408977260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{889081}}^1$

素因数の和:889113

約数の個数: 24

約数和(自身を含む): 896194656

約数和(自身を除く): 487217396

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 889081, 1778162, 3556324, 4445405, 8890810, 17781620, 20448863, 40897726, 81795452, 102244315, 204488630, 408977260]

約数ペア:

[(1, 408977260), (2, 204488630), (4, 102244315), (5, 81795452), (10, 40897726), (20, 20448863), (23, 17781620), (46, 8890810), (92, 4445405), (115, 3556324), (230, 1778162), (460, 889081)]