Кирюха =),
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
<script>
$(function(){
var s = $(".somediv"), a = $("*",s).remove(), t = $.trim(s.text());
s.wrapInner("<span/>").prepend(a);
$("span:last",s).text(t);
alert($("body").html())
});
</script>
</head>
<body>
<div class="somediv">
<a href="#">1</a>
<a href="#">2</a>
<a href="#">3</a>
<a href="#">4</a>
5
</div>
</body>
</html>