20831880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173599}}^1$

素因数の和:173613

約数の個数: 32

約数和(自身を含む): 62496000

約数和(自身を除く): 41664120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173599, 347198, 520797, 694396, 867995, 1041594, 1388792, 1735990, 2083188, 2603985, 3471980, 4166376, 5207970, 6943960, 10415940, 20831880]

約数ペア:

[(1, 20831880), (2, 10415940), (3, 6943960), (4, 5207970), (5, 4166376), (6, 3471980), (8, 2603985), (10, 2083188), (12, 1735990), (15, 1388792), (20, 1041594), (24, 867995), (30, 694396), (40, 520797), (60, 347198), (120, 173599)]