68903860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149791}}^1$

素因数の和:149823

約数の個数: 24

約数和(自身を含む): 150990336

約数和(自身を除く): 82086476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 149791, 299582, 599164, 748955, 1497910, 2995820, 3445193, 6890386, 13780772, 17225965, 34451930, 68903860]

約数ペア:

[(1, 68903860), (2, 34451930), (4, 17225965), (5, 13780772), (10, 6890386), (20, 3445193), (23, 2995820), (46, 1497910), (92, 748955), (115, 599164), (230, 299582), (460, 149791)]