13456840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14627}}^1$

素因数の和:14661

約数の個数: 32

約数和(自身を含む): 31596480

約数和(自身を除く): 18139640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 14627, 29254, 58508, 73135, 117016, 146270, 292540, 336421, 585080, 672842, 1345684, 1682105, 2691368, 3364210, 6728420, 13456840]

約数ペア:

[(1, 13456840), (2, 6728420), (4, 3364210), (5, 2691368), (8, 1682105), (10, 1345684), (20, 672842), (23, 585080), (40, 336421), (46, 292540), (92, 146270), (115, 117016), (184, 73135), (230, 58508), (460, 29254), (920, 14627)]