2912201930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{297467}}^1$

素因数の和:297574

約数の個数: 32

約数和(自身を含む): 5782777920

約数和(自身を除く): 2870575990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 297467, 594934, 1487335, 2974670, 3272137, 6544274, 16360685, 26474563, 32721370, 52949126, 132372815, 264745630, 291220193, 582440386, 1456100965, 2912201930]

約数ペア:

[(1, 2912201930), (2, 1456100965), (5, 582440386), (10, 291220193), (11, 264745630), (22, 132372815), (55, 52949126), (89, 32721370), (110, 26474563), (178, 16360685), (445, 6544274), (890, 3272137), (979, 2974670), (1958, 1487335), (4895, 594934), (9790, 297467)]