1999340930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{618991}}^1$

素因数の和:619034

約数の個数: 32

約数和(自身を含む): 4011068160

約数和(自身を除く): 2011727230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 618991, 1237982, 3094955, 6189910, 10522847, 11760829, 21045694, 23521658, 52614235, 58804145, 105228470, 117608290, 199934093, 399868186, 999670465, 1999340930]

約数ペア:

[(1, 1999340930), (2, 999670465), (5, 399868186), (10, 199934093), (17, 117608290), (19, 105228470), (34, 58804145), (38, 52614235), (85, 23521658), (95, 21045694), (170, 11760829), (190, 10522847), (323, 6189910), (646, 3094955), (1615, 1237982), (3230, 618991)]