49371440

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1629

約数の個数: 40

約数和(自身を含む): 115089360

約数和(自身を除く): 65717920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 997, 1238, 1994, 2476, 3095, 3988, 4952, 4985, 6190, 7976, 9904, 9970, 12380, 15952, 19940, 24760, 39880, 49520, 79760, 617143, 1234286, 2468572, 3085715, 4937144, 6171430, 9874288, 12342860, 24685720, 49371440]

約数ペア:

[(1, 49371440), (2, 24685720), (4, 12342860), (5, 9874288), (8, 6171430), (10, 4937144), (16, 3085715), (20, 2468572), (40, 1234286), (80, 617143), (619, 79760), (997, 49520), (1238, 39880), (1994, 24760), (2476, 19940), (3095, 15952), (3988, 12380), (4952, 9970), (4985, 9904), (6190, 7976)]