347840

素因数分解:

$2^6\times 5^1\times {\mathrm{1087}}^1$

素因数の和:1104

約数の個数: 28

約数和(自身を含む): 829056

約数和(自身を除く): 481216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1087, 2174, 4348, 5435, 8696, 10870, 17392, 21740, 34784, 43480, 69568, 86960, 173920, 347840]

約数ペア:

[(1, 347840), (2, 173920), (4, 86960), (5, 69568), (8, 43480), (10, 34784), (16, 21740), (20, 17392), (32, 10870), (40, 8696), (64, 5435), (80, 4348), (160, 2174), (320, 1087)]