4071040

素因数分解:

$2^7\times 5^1\times {\mathrm{6361}}^1$

素因数の和:6380

約数の個数: 32

約数和(自身を含む): 9733860

約数和(自身を除く): 5662820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6361, 12722, 25444, 31805, 50888, 63610, 101776, 127220, 203552, 254440, 407104, 508880, 814208, 1017760, 2035520, 4071040]

約数ペア:

[(1, 4071040), (2, 2035520), (4, 1017760), (5, 814208), (8, 508880), (10, 407104), (16, 254440), (20, 203552), (32, 127220), (40, 101776), (64, 63610), (80, 50888), (128, 31805), (160, 25444), (320, 12722), (640, 6361)]