20346350

素因数分解:

$2^1\times 5^2\times {\mathrm{503}}^1\times {\mathrm{809}}^1$

素因数の和:1324

約数の個数: 24

約数和(自身を含む): 37966320

約数和(自身を除く): 17619970

約数列:

[1, 2, 5, 10, 25, 50, 503, 809, 1006, 1618, 2515, 4045, 5030, 8090, 12575, 20225, 25150, 40450, 406927, 813854, 2034635, 4069270, 10173175, 20346350]

約数ペア:

[(1, 20346350), (2, 10173175), (5, 4069270), (10, 2034635), (25, 813854), (50, 406927), (503, 40450), (809, 25150), (1006, 20225), (1618, 12575), (2515, 8090), (4045, 5030)]