2499760

素因数分解:

$2^4\times 5^1\times {\mathrm{31247}}^1$

素因数の和:31260

約数の個数: 20

約数和(自身を含む): 5812128

約数和(自身を除く): 3312368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31247, 62494, 124988, 156235, 249976, 312470, 499952, 624940, 1249880, 2499760]

約数ペア:

[(1, 2499760), (2, 1249880), (4, 624940), (5, 499952), (8, 312470), (10, 249976), (16, 156235), (20, 124988), (40, 62494), (80, 31247)]