388094260

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{28411}}^1$

素因数の和:29103

約数の個数: 24

約数和(自身を含む): 816219936

約数和(自身を除く): 428125676

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 6830, 13660, 28411, 56822, 113644, 142055, 284110, 568220, 19404713, 38809426, 77618852, 97023565, 194047130, 388094260]

約数ペア:

[(1, 388094260), (2, 194047130), (4, 97023565), (5, 77618852), (10, 38809426), (20, 19404713), (683, 568220), (1366, 284110), (2732, 142055), (3415, 113644), (6830, 56822), (13660, 28411)]