30724880

素因数分解:

$2^4\times 5^1\times {\mathrm{384061}}^1$

素因数の和:384074

約数の個数: 20

約数和(自身を含む): 71435532

約数和(自身を除く): 40710652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 384061, 768122, 1536244, 1920305, 3072488, 3840610, 6144976, 7681220, 15362440, 30724880]

約数ペア:

[(1, 30724880), (2, 15362440), (4, 7681220), (5, 6144976), (8, 3840610), (10, 3072488), (16, 1920305), (20, 1536244), (40, 768122), (80, 384061)]