8379440

素因数分解:

$2^4\times 5^1\times {\mathrm{104743}}^1$

素因数の和:104756

約数の個数: 20

約数和(自身を含む): 19482384

約数和(自身を除く): 11102944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104743, 209486, 418972, 523715, 837944, 1047430, 1675888, 2094860, 4189720, 8379440]

約数ペア:

[(1, 8379440), (2, 4189720), (4, 2094860), (5, 1675888), (8, 1047430), (10, 837944), (16, 523715), (20, 418972), (40, 209486), (80, 104743)]