939440

素因数分解:

$2^4\times 5^1\times {\mathrm{11743}}^1$

素因数の和:11756

約数の個数: 20

約数和(自身を含む): 2184384

約数和(自身を除く): 1244944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11743, 23486, 46972, 58715, 93944, 117430, 187888, 234860, 469720, 939440]

約数ペア:

[(1, 939440), (2, 469720), (4, 234860), (5, 187888), (8, 117430), (10, 93944), (16, 58715), (20, 46972), (40, 23486), (80, 11743)]