12559760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8295

約数の個数: 40

約数和(自身を含む): 30742080

約数和(自身を除く): 18182320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8263, 16526, 33052, 41315, 66104, 82630, 132208, 156997, 165260, 313994, 330520, 627988, 661040, 784985, 1255976, 1569970, 2511952, 3139940, 6279880, 12559760]

約数ペア:

[(1, 12559760), (2, 6279880), (4, 3139940), (5, 2511952), (8, 1569970), (10, 1255976), (16, 784985), (19, 661040), (20, 627988), (38, 330520), (40, 313994), (76, 165260), (80, 156997), (95, 132208), (152, 82630), (190, 66104), (304, 41315), (380, 33052), (760, 16526), (1520, 8263)]