8320940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18089}}^1$

素因数の和:18121

約数の個数: 24

約数和(自身を含む): 18234720

約数和(自身を除く): 9913780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 18089, 36178, 72356, 90445, 180890, 361780, 416047, 832094, 1664188, 2080235, 4160470, 8320940]

約数ペア:

[(1, 8320940), (2, 4160470), (4, 2080235), (5, 1664188), (10, 832094), (20, 416047), (23, 361780), (46, 180890), (92, 90445), (115, 72356), (230, 36178), (460, 18089)]