3889120

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5424800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 223, 436, 446, 545, 872, 892, 1090, 1115, 1744, 1784, 2180, 2230, 3488, 3568, 4360, 4460, 7136, 8720, 8920, 17440, 17840, 24307, 35680, 48614, 97228, 121535, 194456, 243070, 388912, 486140, 777824, 972280, 1944560, 3889120]

約数ペア:

[(1, 3889120), (2, 1944560), (4, 972280), (5, 777824), (8, 486140), (10, 388912), (16, 243070), (20, 194456), (32, 121535), (40, 97228), (80, 48614), (109, 35680), (160, 24307), (218, 17840), (223, 17440), (436, 8920), (446, 8720), (545, 7136), (872, 4460), (892, 4360), (1090, 3568), (1115, 3488), (1744, 2230), (1784, 2180)]