39656380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18191}}^1$

素因数の和:18309

約数の個数: 24

約数和(自身を含む): 84047040

約数和(自身を除く): 44390660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 18191, 36382, 72764, 90955, 181910, 363820, 1982819, 3965638, 7931276, 9914095, 19828190, 39656380]

約数ペア:

[(1, 39656380), (2, 19828190), (4, 9914095), (5, 7931276), (10, 3965638), (20, 1982819), (109, 363820), (218, 181910), (436, 90955), (545, 72764), (1090, 36382), (2180, 18191)]