2544400

素因数分解:

$2^4\times 5^2\times {\mathrm{6361}}^1$

素因数の和:6379

約数の個数: 30

約数和(自身を含む): 6113882

約数和(自身を除く): 3569482

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6361, 12722, 25444, 31805, 50888, 63610, 101776, 127220, 159025, 254440, 318050, 508880, 636100, 1272200, 2544400]

約数ペア:

[(1, 2544400), (2, 1272200), (4, 636100), (5, 508880), (8, 318050), (10, 254440), (16, 159025), (20, 127220), (25, 101776), (40, 63610), (50, 50888), (80, 31805), (100, 25444), (200, 12722), (400, 6361)]